Hei Vs Msd

Main reason for the HEI was I didn't want the box on the firewall. Easy spring changeout if you want to change the advance plus their tech. TahoeJim Full. Msd 6 series to gm 4 5 or 7 pin hei modules. These determine how. If you are looking for premium quality equipment to attach to your precious vehicle, look no further than. You'll need an HEI or carb ECU to work with it. ENERGY REQUIRED. On the HEI Chevrolets, the plug gap went from. -A word of caution: Both the MSD 6A box and the GM 7 (or 8) pin modules have been known to spontaneously fail - -especially when home is a REALLY long walk. if money isn't important MSD is probably the best setup but a complete system will cost around 700. Home Delivery. There are three different large cap HEI distributors. Either of htese units is a great changeover to use. com Please visit the GALLERY page for pictures of a. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. You won't need to have a separate (or factory) ignition box to get the fires to light up in your cylinders because it the ignition is inside the. 100" gap plug, which was an original OEM HEI design goal. When this happened, I started to experience HEI module failures for no apparent reason. Where as qvsdc is a full grade EMV transactions, it has cryptogram and other DE55 elemsts. 2 Step Rev Limiter What it is, and how to set up a 2 step rev limiter? Contributed by: Enginebasics. The Chevy 350 has a 4. I'm using $0 GM HEI modules that I have on hand which is offset by having to buy a coil, coil wire, plug wires, MSD advance bushing/spring kit and doing all the work necessary for the dist to even fit into the motor. [This message has been edited by race8k (edited February 04, 2002). box is that it produces a much hotter spark than stock and it sparks several times instead of once like a stock ign. The Ultimate Spark Plug Wire Incredibly Low Resistance Without Electronic Interference Features Only 40-50 ohms resistance per foot of wire (lowest of any helically-wound wire) Copper alloy conductors result in less spark energy loss so more reaches spark plugs Over 40 feet of conductor per foot of wire Conductors are wrapped around ferro-magnetic center cores, which effectively suppresses. Yes, the MSD distributor is one of the two options for doing timing control on a Sniper EFI System but not all MSD distributors are included in that. More MSD Products: SKU: GROUP5127: Manufacturer: MSD Ignition: Hazardous Shipment Cost: N/A: Oversize Shipment Cost: N/A. What is the difference between an HEI coil and a canister style coil? An HEI coil has very low primary resistance, typically in the range of. Replaces YLE624AV Left Hand Rotation Late Mdel HEI For V8 - 262-454 & 502 except 384/409 and tall block engines. Chevy SBC 350 BBC 454 65K Coil HEI Distributor w/10. Only thing is that past. The MSD Ready to Run distributor will even accept a stock GM breaker-point type. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. If your project requires a new HEI system, I recommend those from Crane, Mallory, MSD, Performance Distributors, Pertronix, or Proform. Joined Apr 28, 2008 · 384 Posts. Or even better, a crank trigger system. That's the advantage of a spiral core. Increased throttle response, smoother idle, quicker starts and full ignition power throughout the entire RPM. You can check the curve while it is running on your car by using a timing tape on the damper, (or mark it with paint in 2 degree increments) with a timing light and a hand held tach. TSP’s Ford Small Block EFI to Carb HEI distributor has everything you need, all under one cap. MSD has a heat sink built into their module which is designed to transfer heat out of the module as fast as it is generated. ENERGY REQUIRED. MSD knows about the problem, they're adding a coating over the triggers now. P $|R ) T ,àV ,âX -ÚZ / \ /B^ 06` 12b 2 d 2êf 2þh 3îj 5Zl 7~n 7šp 7¾r 7òt :Öv :Þx CÖz CÚ| CÞ~ C†­¦‚ ­Ç„ ­Ó† »T MOBI ýé J×É. Ready-To-Run distributors are complete drop-in unit with a control module that fires a high-powered spark without the use of an MSD ignition box, vacuum advance, cap and rotor. 90º plug boots and terminals are factory installed on one end. The Bronco was advertised as having an MSD ignition system. Full Kit ECU, Coil, Ballast Jumper and limiter plate or MSD Bushing Kit for only $269. MSD The 1967 - 1972 Chevrolet & GMC Pickups Message Board HEI vs. No module is fitted, as this conversion is dedicated to triggering an aftermarket performance ignition unit, such as an MSD **EFI-HEI is the same basic conversion as the Regular HEI conversion, but differs in that it uses an 8 pin General Motors Electronic Fuel Injection High Energy Ignition module. The same holds true for the MSD and Crane HI-6 systems. MSD Performance 8360 Distributor Chevy V8 with Internal Module. Most 8 cylinder HEIs have the coil integrated into the cap. Points vs HEI For this points vs hei test, we used Westech's resident mule motor, "Pepe," a 350-cube small-block, to test the power output of each ignition setup. Street 632 pump gas. 900 – 980hp. When this happened, I started to experience HEI module failures for no apparent reason. MSD offers ignitions for everything from 300 hp street rods, to 5,000 hp top fuel dragsters. Msd Billet Hei Distributor For 1974-1988 Gm V8 Engines W 4-pin Ignition Modules. What is the short-course on the most stable hi-power ignition at a reasonable cost ($100-$250). GM HEI Distributor Cap; For Use w/PN[8427/8366]; Red;. Buy Chevy Distributor, HEI, Small Diameter, Aluminum Body, 1955-1957 for only $276. I know one post said run the HEI, but a)we don't wanna, and b)the MSD is better. Our best seller is the 102x-0-22 mag if you want more secondary amperage go to the 102 x-0-28 , for drag cars we have a 102x -0-34 mag. PART #66940RC. Essentially what the larger cap that Ford came up with did, was make the distributor comparable to an HEI, which already has a large cap. Myth 2: Internal coils (in-the-cap) are prone to overheat. You can check the curve while it is running on your car by using a timing tape on the damper, (or mark it with paint in 2 degree increments) with a timing light and a hand held tach. It just didn't need any more spark in the way the engine was set up. Street Fire is a new brand from MSD that delivers quality at a budget price. The firing order works for the following Small Block Chevy Engines -. (Shown is the large 7-pin HEI module. Something like a GM HEI, a Pertronix Ignitor electronic, a Mallory 9000, a Hall effect distributor and many others can be used in conjunction with the 6AL-2. Standard Vs. An HEI will not turn 5000 at 10 volts. MSD makes a high-end, high-performance distributor for almost every modern engine still in use, be it an off-roader, a hot rod, or a stocker; if it uses a distributor. While they are fine for the GM HEI setup, they will cause unpredictable problems if you try to use them with the MSD. Don't believe that crap you can read about HEI's arcing inside the cap and welding the advance weights, blowing through rotors, etc. Checking The MSD Ignition For Spark. ACCEL VS MSD aftermarket ignitions. Note product, contract and pricing information represents historical information only. More MSD Products: SKU: GROUP5127: Manufacturer: MSD Ignition: Hazardous Shipment Cost: N/A: Oversize Shipment Cost: N/A. That also means that a fingernail file is no longer the repair tool for roadside fixes. 045" with the HEI. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. With the best in magnetos and accessories, we offer a full line of parts and accessories including ignition system wires, billet side covers & magneto kits. If you are running a hydro roller cam you can use a steel gear like we offer part number 29423 for the Oldsmobile. Others did as well, and MSD box failures when the RED Blasters were used. Mid to late 80's F-body vehicles had an slim HEI w/external coil, BUT these are not stand-alone units (no vacuum advance, timing is computer controlled). If, for example, the angle of rotation between the centres of the lobes on the cam is 90 degrees, the dwell angle - the period with the arm over the flats and the points closed - may be 52 degrees; the remaining 38 degrees are taken up by the action of opening and closing. Automotive Upgrades have been a hobby of ours for over 25 years and what started as a hobby has grown into what is now known as "CRT Performance, LLC. Jump to Latest Follow 1 - 9 of 9 Posts. While we are on the subject, lets discuss the MSD 83645 and 83647 module. That's the advantage of a spiral core. 2020 Special- Upgrade your ignition system to our HRR688 Ignition Box and Coil Kit and you'll get the J685 Limiter Plate or the MSD style Limiter Bushing kit Included at No Charge - Specify Mopar or MSD distributor when ordering. Msd Ignition Kit Digital 6 Plusdistributorwirescoil Ford 351c-m400429460. HEI is a distributor cap style with a male post on top. '88 Grand Wagoneer A few years ago my stock ignition system crapped out. White Wire Trigger: If you are using the White wire (points or electronic amplifier) of the MSD to trigger the ignition, follow these steps. AMC HEI Distributor Fits Inline 6 Cylinder 232-258 Engines. let me know the pro's and cons of both. I have used both with success I think the MSD makes a difference under caution and in starting. An HEI distributor has the coil mounted in the distributornot separately. The HEI module has the dwel programmed in and is not adjustable. Accel/Mallory - Thank you for the inquiry about the Mallory Drive gears. They were designed to supplant points and be more reliable. We all know that the HEI system in the C4 is not perfect and also could have some problems, having said that, I (and maybe more people here) will like to know any combination of systems that have worked for you. 070", the condition of the spark plug wires became an issue. Easy spring changeout if you want to change the advance plus their tech. not to hijack but my question has to do with HEI vs MSD iginition, whats better for off road applications? HEI i was thinbking about is perfomancedistibutors. Chevy HEI Distributor. The 2 problems with points are they wear out and ignition voltage is low. • Available in black (K suffix), blue (B), red (R), yellow (Y). 100" spark plug gap, but it also stated that when the gap got to be more than about. MSD32739 8. The original HEI was introduced in 1974 on select vehicles. All performed o. The one you reference in your question appears to be what MSD calls a "ready-to-run" distributor--that is, a direct OE replacement. How to properly test MSD 6AL ignition box with a HEI ignition. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. And do use the vacuum advance. 8 (nominal regulator setting), the increase in output is proportional - 13% or ~3 kV. Only thing is that past. We gave it a shot to see how easy it was to install. TSP’S HEI DISTRIBUTOR has everything you need, all under one cap. You could use your Crane 'light' trigger without the external control box to drive your Crane HI-6 CD system or your MSD. I test mine up to 7500 RPM without cross fire. HEI vs Petronix Ignition. They recommend drilling two 3/8" holes at rotor height in 180* opposition so the rotor will act like a fan. The 2 problems with points are they wear out and ignition voltage is low. Don't believe that crap you can read about HEI's arcing inside the cap and welding the advance weights, blowing through rotors, etc. Well, those days are gone, and the HEI-style distributor is a mainstay with hot rodders. 040-inch bore and 3. Re: HEI vs MSD 10-24-05 05:19 PM - Post# 803288 In response to 66Chevelle350 The HEI is fine. GM IGNITIONS GM Large Cap HEI Distributors. With the best in magnetos and accessories, we offer a full line of parts and accessories including ignition system wires, billet side covers & magneto kits. MSD’s Pro Billet HEI is a favorite among muscle car and street machine enthusiasts. Pertronix Rob Siegel. 95This is a GM sytle Ignition Module and is not a oem part but works just the same ! V4 and V6 and V8 Delco HEI ignition. The only time a properly working HEI module will show a fixed dwell of around 30 degrees is if an aftermarket CD ignition box, like an MSD or similar unit, is attached. It features fully adjustable mechanical and vacuum advances, meaning precision is a breeze. I am getting a new ignition for my car,and was just wondering if anyone would explain the differences between the HEI and MSD pro billet. I mostly agree but this post from SCC's Mike Kojima makes me think there may be a benifit to wires. 1 795 kr Köp. We'Re so assured with the quality of our new street fire HEI distributor that we provide a one year warranty with it. Jump to Latest Follow Headman Elite Headers, HEI Distributor, C4, 3. 040-inch bore and 3. com Please visit the GALLERY page for pictures of a. Home Delivery. How to properly test MSD 6AL ignition box with a HEI ignition. Really HEI is cheap and simple and works loads better than crappy old points. Msd Ignition Kit Digital 6 Plusdistributorwirescoil Ford 351c-m400429460. 00 free shipping Con's Has to be wired in over the wiring I already did. This setup will give a stock HEI, with remote MSD blaster II coil. The GM HEI improved spark energy, and now aftermarket units like ACCEL, Performance Distributors, Pertronix, and Crane’s XR700 inductive unit offer ignitions that can support over 400 hp and. The forum member wanted to know which was best: the Ready-to-Run (RTR) distributor or the Pro-Billet distributor combined with an MSD 6AL ignition box. -X pipe, flowmaster mufflers, DSII dist. If you need more RPM, then you probably need MSD capacitor system. Easy spring changeout if you want to change the advance plus their tech. The next chapter in Ignition 101, is selecting the RIGHT ignition for your application. advance assem. Full Kit ECU, Coil, Ballast Jumper and limiter plate or MSD Bushing Kit for only $269. The small-block was a fairly. If you get an HEI that constantly fails modules "for no apparent reason", take toe coil out of the system and go have it load tested, let it get hot, and see if it is failing. They were designed to supplant points and be more reliable. When you're trying to generate horsepower, making sure you've got enough fire can be an uphill climb and the climb becomes more difficult as the RPM range reaches peak power. It just didn't need any more spark in the way the engine was set up. The high energy ignition (HEI) ignition system has been a vast improvement over the old standard cap, rotor and point ignition system used in the past. I have personally experienced points over my many years vs electronic ignition and the latter wins every single time. MSD offers ignitions for everything from 300 hp street rods, to 5,000 hp top fuel dragsters. Vacuum timing senses changes in the engine’s load, or the demand placed on the engine for power, and offers greater timing advance during low loads. Introducing the street fire value-line brand of MSD ignition. These determine how. It sounds to me like this is what you're seeing. Duraspark II electronic ignition was used on 1977 to 1984 Ford V-8 passenger car and light truck engines. HEI Distributor Installation. It offers a one-wire hookup and fits all bigblocks except tall-deck versions. • The improved spark quality with HEI permits you to increase your spark plug gaps from 0. Either of htese units is a great changeover to use. Bought one of the Jap/Chinese units ,whatever they are (I know, I know I wouldn't do it again either). 2 Step Rev Limiter What it is, and how to set up a 2 step rev limiter? Contributed by: Enginebasics. Something like a GM HEI, a Pertronix Ignitor electronic, a Mallory 9000, a Hall effect distributor and many others can be used in conjunction with the 6AL-2. you're the one on '600 acres' with a '2 car rollback' and probably much more. Neither ever gave any trouble. MSD The 1967 - 1972 Chevrolet & GMC Pickups Message Board HEI vs. If it is a small cap with two weatherpak connectors, one four wire, one two you have a computer controlled fuel injection distributor that requires a computer to advance the timing. Installed a performance GM H. One of MSD's solutions to the GM HEI's common problem of power loss and lack of response above 4,500 rpm. I may do the same to the HEI in my truck. The HEI is large so why deal with fitment issue to get a benefit you don't need I ran the Mallory unit for a few years and the issue is the module failed several times Now running MSD it works great. And now, points versus Pertronix. You could use your Crane 'light' trigger without the external control box to drive your Crane HI-6 CD system or your MSD. MSD's Blaster 2 Coil. i'm looking into upgrade my distributor i'v heard the good and bad about MSD and they're TFI modules, but have heard very little about the Crane Billet distributor. The headers were shot, and after replacing them, it became clear that different plug wire boots would help get the wires away from headers. 1 795 kr Köp. it is a mechanical AND vacuum advance distributor. MAL9-26811. Then, even with a CD ignition in the car, you can also keep that small aluminum HEI module plate as a backup. But for a 2 wheel drive truck, I would run the big cap performance HEI which has a high output coil and a module with increased dwell. I may do the same to the HEI in my truck. Either of htese units is a great changeover to use. MSD knows about the problem, they're adding a coating over the triggers now. Coke versus Pepsi. 99 in our huge selection of parts. Locate for sale right now on the internet. These were considered ONLY from the view of inductive ignition. And now, points versus Pertronix. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. Using any regular toggle switch, connect the purple wire to the switch, and connect the switch to ground. This and its aftermarket sisters are the most common with per-formance enthusiasts. This comes with everything you need to hook it up. Luke805 · Registered. I only replaced it because I was having a driveability issue related to ignition, but turned out to be wiring. Due to the high voltage of the signal from the HEI you should use a tachometer filter to prevent damage to the tachometer. Since diagnosing the module, pickup, and the coil of an HEI distributor is a little trickier than an old-school points distributor, we checked in with the folks at. 31779 Msd Spark Plug Wires Set Of 8 New For Chevy Suburban Blazer Chevrolet C10. The hot sale Hei 9000rpm Msd For Chevy from Ebay. Re: HEI vs MSD Biggest difference between the GM HEI (which you are correct: is referred to as High Energy Ignition by GM) and the MSD derivative of the HEI is inside the module. • 5041 all Chevrolet small block, 90 degree boots, and other GM that use these engines. High performance upgrade to the stock HEI coil. MSD The 1967 - 1972 Chevrolet & GMC Pickups Message Board HEI vs. it was simply one step above a set of points. That also means that a fingernail file is no longer the repair tool for roadside fixes. 5mm,Chrysler, Big Block 1 795 kr Köp. The same holds true for the MSD and Crane HI-6 systems. 00 stay away from the cheap HEI's they are junk. Back to support page Understanding Spark Plug Wires While spark plug wires may seem to be simple components, there is a reasonable amount of technology that goes into their design. The benefit of using the MSD box with a stock setup is that you can just unplug a few wires and drive home if the box fails. Jump to Latest Follow Headman Elite Headers, HEI Distributor, C4, 3. The vacuum advance should be pointing roughly at the gas pedal. The Chevy 350 has a 4. HEI stands for High Energy Ignition, a GM idea back in the 70's. TSP’s Ford Small Block EFI to Carb HEI distributor has everything you need, all under one cap. The Ready-to-Run distributor is just as it implies: just three wires and your ignition system (plus an added coil) is ready to run. Race Ignitions. I bought a MSD Pro-Billet HEI distributor part number 8365 from Doug Herbert Performance Parts. 00: 85891: msd ready to run dissy holden v8: $624. o rods and steel crank. Innovators West also sells a replacement Flying Magnet Crank Trigger Sensor, PN#964 which is a direct replacement. They recommend drilling two 3/8" holes at rotor height in 180* opposition so the rotor will act like a fan. The 6AL bypasses the control module, and so you remove the in cap coil and module. That is what I have in my Jimmy. The company has changed the game for the development of ignition systems with its revolutionary new technology of capacitive discharge of CD, that. Otherwise, it will look like a magnetic stripe transaction. There are few areas on an automobile that are as subject to misinformation and misunderstanding as the ignition - largely because there are so many choices available. hello, Im switching to an msd set up. Jump to Latest Follow Headman Elite Headers, HEI Distributor, C4, 3. Replaced the module ,cap, button with MSD parts and alls well after about 5k mi. Flying Magnet Sensor Info. Free shipping. When you're trying to generate horsepower, making sure you've got enough fire can be an uphill climb and the climb becomes more difficult as the RPM range reaches peak power. 045” for improved starting, idling, driveability, and mileage. While perusing a forum the other day, a question came up regarding MSD distributors and ignition systems. Simple way, count the wires coming out of the cap. An HEI distributor has the coil mounted in the distributornot separately. Ignitor Series sales have exceeded 5,000,000 units! Our innovative Digial HP Ignition Box represents our continued commitment to lead the ignition industry. EDIS with Ford coils isn't bad and may top the MSD in my shootout. Now I just have to go by MSD's info which DID match up when checked with an advance timing light / tach. Capacitor discharge ignitions (CDI) such as those from Accel, Crane, Holley, Jacobs, Mallory, MSD and others create sparks that are compressed (and intensified) into shorter duration and are designed to additionally produce the extra spark energy needed by race and modified street engines that will reach higher RPM than stock engines and use. While perusing a forum the other day, a question came up regarding MSD distributors and ignition systems. other than it requires an ignition box where as the MSD does not. If so, there is the module failure source. So far haven't had a box fail. Re: EDIS vs MSD, ICE etc. Ford HEI Distributor Fits 289-302 V8 Engines. Re: HEI vs MSD Biggest difference between the GM HEI (which you are correct: is referred to as High Energy Ignition by GM) and the MSD derivative of the HEI is inside the module. Then, even with a CD ignition in the car, you can also keep that small aluminum HEI module plate as a backup. Besides, I didn't want it retarding my timing without me knowing about it. Only thing is that past. While we are on the subject, lets discuss the MSD 83645 and 83647 module. Accel vs MSD spark plug wires. I have used both with success I think the MSD makes a difference under caution and in starting. Re: thunderbolt V to marine msd Everything will work as before. This is probably the oldest HEI myth of all. The Jacobs can-type or the Blaster SS look like a reasonable choice for an external coil, especially if you are using a GM HEI module. The MSD 6AL comes with a theft deterrent feature that lets you flip a switch, and won’t let the car start. Re: HEI DUI vs MSD Post by ZIGGY » Wed Apr 06, 2011 1:00 pm 7racecar7 wrote: i use a non projected spark plug: from various posts i hear the projected is more for nitrous applications, can have more issues then benefits and the non projected dissipates heat faster (assuming thats a good thing), also clearance issues but neither should have any. The Ultimate Spark Plug Wire Incredibly Low Resistance Without Electronic Interference Features Only 40-50 ohms resistance per foot of wire (lowest of any helically-wound wire) Copper alloy conductors result in less spark energy loss so more reaches spark plugs Over 40 feet of conductor per foot of wire Conductors are wrapped around ferro-magnetic center cores, which effectively suppresses. It's become a debate for the ages. My mags also showed that it would handle more main fuel than the msd mag these mags are extremely smooth at all rpms dead on timing marks. Accel vs MSD spark plug wires. Mopar Performance Parts for Mopar Folks. not to hijack but my question has to do with HEI vs MSD iginition, whats better for off road applications? HEI i was thinbking about is perfomancedistibutors. 00 plus shipping MSD - pro's Digital Rev limiter $152. Then, even with a CD ignition in the car, you can also keep that small aluminum HEI module plate as a backup. 75 P4349279. Since diagnosing the module, pickup, and the coil of an HEI distributor is a little trickier than an old-school points distributor, we checked in with the folks at. MSD developed a module to replace the stock HEI module in a stock HEI Distributor. P, N, E, R are on the right, +, C, and B are on the left) For using the HEI with a relay board:. This will allow your distributor to handle the computer controlled timing better AND will let you use the different plug wires required to connect it to the GM coil. Sleep/Wake Mode : In sleep mode, you can reduce your energy costs and the system scheduler will wake the GC/MSD and ready it for your next work day. This venerable design was invented by Charles F. Rotor Phasing Kit for MSD. not that that maters but just in case it does i posted it anyways. For this test we will install the HEI adapter plate, reluctor, reluctor pickup and wiring into the distributor. Only the dead fish go with the flow. 100" spark plug gap, but it also stated that when the gap got to be more than about. MSD Street Fire Wire V8 The Street Fire Spark Plug Wires feature a low resistance conductor thats wrapped in a sleek and durable black sleeve. Points vs HEI For this points vs hei test, we used Westech's resident mule motor, "Pepe," a 350-cube small-block, to test the power output of each ignition setup. Use the twisted pair of wires supplied with the MSD for this purpose. I bought an HEI for my 351 W. MSD, Pro-Billet GM HEI Distributor, Chev SB/BB Pro-Billet HEI, Chev SB/BB MSD Pro-Billet GM HEI Distributor Featuring a unique digital ignition module and internal coil that are capable of running above 9,000 rpm. Re: HEI vs MSD 10-24-05 05:19 PM - Post# 803288 In response to 66Chevelle350 The HEI is fine. You can get the MSD ready to run small cap distributor for less than $250 and not need the external box. Buy 1968-1982 Corvette HEI Distributor online at Zip. the MSD E coil is 45. MSD Ignition was founded in the year 1970 and was the first company ever to experiment with Multiple Spark Discharge (hence, the name) in the ignition system of internal combustion in the same year. If your project requires a new HEI system, I recommend those from Crane, Mallory, MSD, Performance Distributors, Pertronix, or Proform. I currently have a 383 stroker, dart 2. MSD Super Conductor Spark Plug Wires for 2014 Gen 5 LT-Based Engines, Red $ 87. Joined Mar 5, 2002 · 313 Posts. Specializing in C3 Chevrolet Corvette Parts since 1977. Vibration mounts are included. 070", the condition of the spark plug wires became an issue. 5 ohms to survive without overheating. 64 with sku: nis51570356 ignition starter switch universal 5 position mounting hole dia: 17mm nis515. EDIS with Ford coils isn't bad and may top the MSD in my shootout. The way to remedy this situation is to decrease the amount of advance the distributor's mechanical advance puts into the engine, and then give it more lead at idle, so that the total mechanical advance at high rpms remains at a point the engine can live with. MSD Pro-Billet Chevrolet HEI Distributor PN 83651, PN 8365/83653 WARNING: Before installing the MSD Distributor, disconnect the battery cables. Hey everyone, so right now I have a blow through sbc 355 with a 750 holley and gm hei ign system with a msd 6al box. But when I heard about this upgrade and since I'm al ways keen on trying I started with this. An ignition system book I found long ago stated that the GM HEI was designed to fire a. BUT the MSD (for the few minutes it was working) made the engine more responsive, and it started up in about 1/3 the timeabout 1 second after i hit my start button, vs. On the HEI Chevrolets, the plug gap went from. supv26 · Registered. The outcome was outstanding. MSD and the MSD Manuals Merck and Co. Same large cap HEI, for use with MSD ignition box and coil, and to remove the stock HEI module, use MSD 8400, uses 6A box, remote coil (no rev limiter), or the 8500, uses 6AL box, remote coil (with rev limiter in-box). This system replaced the conventional points type distributor with a magnetic pickup coil and electronic control unit (ECU). I have personally experienced points over my many years vs electronic ignition and the latter wins every single time. Most 8 cylinder HEIs have the coil integrated into the cap. MSD Blaster 3 Coil PN 8223 YES YES MSD HEI Coil PN 8225 NO YES YES YES MSD Blaster Ford TFI Coil PN 8227 YES YES YES YES MSD Blaster GM Dual Connector Coil PN 8226 YES YES YES YES MSD Blaster SS Coil PN 8207 YES YES YES YES MSD 6 HVC Coil PN 8250 (Use only with 6 HVC Series Ignitions) NO NO NO NO. The kit allows you to remove or bypass the low-powered HEI module and coil and replace them with the MSD Digital 6AL Ignition Control and the Blaster 2 high output coil. 1; 2; First 2 of 2 Go to page. They recommend drilling two 3/8" holes at rotor height in 180* opposition so the rotor will act like a fan. Socket connectors are for a female distributor cap (points style cap)and use brass terminals that insert into the cap. Must Be Used w/An MSD Ignition Control; Advance weight pins are staked and tig welded to the plate; QPQ coated polished steel shaft; guided by sealed ball bearings; Supplied w/small dia. HEI vs Petronix Ignition. It's become a debate for the ages. The PC V has some other functions that would rarely get used but they are there. MSD coil Discussion in 'Performance' started by TahoeJim, Dec 19, 2010. MS Dhoni Birthday: MSD - The Master Chaser, The Great Finisher, The Big-Match Player, The ODI Legend As MS Dhoni turns 39 today, we look at some insights and observations on what made Dhoni – the ODI batsman – one of the best in the format’s history. The original HEI was introduced in 1974 on select vehicles. Ford versus Chevy. I only replaced it because I was having a driveability issue related to ignition, but turned out to be wiring. P, N, E, R are on the right, +, C, and B are on the left) For using the HEI with a relay board:. Transmission Automatic Overdrive Transmission Swap Lockup TCC Wiring Ford Flywheels and Flexplates. if you're not experiencing that, then I think it's not the electronic systems. Performance Distributors is leading the way in performance and racing ignition system innovation. Using any regular toggle switch, connect the purple wire to the switch, and connect the switch to ground. the HEI ignition from GM is simply an electrical "trigger" for the coil. This module used to be part number 8364 and utilized a green chip board, whereas now it utilizes a red chip board. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. MSD32739 8. Increased throttle response, smoother idle, quicker starts and full ignition power throughout the entire RPM. What do you really need to know about diagnosing and repairing starting, charging and ignition systems?. The same holds true for the MSD and Crane HI-6 systems. HEI or Mopar electronic ignition, either are far more reliable than points, Mike. Ford versus Chevy. The headers were shot, and after replacing them, it became clear that different plug wire boots would help get the wires away from headers. We'Re so assured with the quality of our new street fire HEI distributor that we provide a one year warranty with it. Same large cap HEI, for use with MSD ignition box and coil, and to remove the stock HEI module, use MSD 8400, uses 6A box, remote coil (no rev limiter), or the 8500, uses 6AL box, remote coil (with rev limiter in-box). The quality can vary from excellent to very poor, and the price is generally an indicator of that. If so, there is the module failure source. It shows the parts of the circuit as simplified forms, and also the power and signal links in between the tools. cooger cooger, Feb 11, 2012. HEI systems need large caps. In the world of aftermarket distributors, Davis Unified Ignition (DUI) has been delivering top-of-the-line HEI units for decades. High performance upgrade to the stock HEI coil. 045” for improved starting, idling, driveability, and mileage. be sure to get wires too, the 8mm wires are needed with the hotter spark. Or even better, a crank trigger system. I bought an HEI for my 351 W. MSD, Pro-Billet GM HEI Distributor, Chev SB/BB Pro-Billet HEI, Chev SB/BB MSD Pro-Billet GM HEI Distributor Featuring a unique digital ignition module and internal coil that are capable of running above 9,000 rpm. 99 Free postage. Like us on Facebook https://www. GM HEI comes with a high energy coil. com Vacuum Advance Degree Stop Info email: [email protected] Sometimes you need to do this to clear things with distributor interference. FDIC_Consume-News_Fall_2017ZiÆcZiÆdBOOKMOBI‡C h* 2 : Aø I Q¤ Ya ad i p y €à †N †P ‡ ˆˆ Š¬"Τ$ýP& / ( yˆ* ‰˜, ¼œ. We Suggest. 6i Cavalier) is wired to the same pins, but the pins are grouped differently. Lower the HEI until the gear starts to mesh. This setup will give a stock HEI, with remote MSD blaster II coil. msd ignition vs stock ignition Engine Car Forums. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. Produces 50% more current than stock units and delivers a more precise timing signal as well as dwell control. The best trigger setup is most likely a matching MSD magnetic pickup distributor of some sort. Ignitor Series sales have exceeded 5,000,000 units! Our innovative Digial HP Ignition Box represents our continued commitment to lead the ignition industry. Shop restoration car parts and accessories at Classic Chevy. Buy a Scott Drake HEI Street/Strip Distributor for your 260, 289 or 302 Small Block Ford Engine from CJ Pony Parts today! Delivering 2x the energy across the spark gap with a 50,000 volt coil, this Scott Drake distributor provides more energy over stock. Accel/Mallory - Thank you for the inquiry about the Mallory Drive gears. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. Includes Pontiac #8563 Pro Billet Distributor, 8. you're the one on '600 acres' with a '2 car rollback' and probably much more. If the HEI distributor will physically clear everything around it AND the shaft length/mounting setup is the same as the stock distributor, then supplying a +12V 'ignition on' supply is the basic requirement. Vibration mounts are included. o rods and steel crank. I am getting a new ignition for my car,and was just wondering if anyone would explain the differences between the HEI and MSD pro billet. 030" over with offset ground crank & 1. Ignition Timing for Modified Engines An often neglected but important area when tuning an engine is the ignition system. It seems the MSD system is most popular with racers, and for street driven vehicles the answer is either a Pertronix kit, or a stock replacement HEI. After 30-40 years of controlling vacuum advance with full manifold vacuum, along came emissions requirements, years before catalytic converter technology had been developed, and all manner of crude band-aid systems were developed to try and. On my 327 & 350 I've tried the HEI, Pertronix conversion and MSD. We gave it a shot to see how easy it was to install. Msd Ignition Kit Digital 6 Plusdistributorwirescoil Ford 351c-m400429460. It had a four terminal module, and both cen-trifugal and vacuum advance. That also means that a fingernail file is no longer the repair tool for roadside fixes. ” On a small block Chevy V8 engine, the distributor cap firing order is in a clockwise rotation. I have used both with success I think the MSD makes a difference under caution and in starting. Re: HEI vs MSD Biggest difference between the GM HEI (which you are correct: is referred to as High Energy Ignition by GM) and the MSD derivative of the HEI is inside the module. Hey everyone, so right now I have a blow through sbc 355 with a 750 holley and gm hei ign system with a msd 6al box. For the traditionalist that must have an HEI inductive ignition system, or for the car owner that simply does not want, or doesn’t have room to mount the extra external components, MSD’s new Ready to Run (RTR) distributor will fit the bill. Otherwise, it will look like a magnetic stripe transaction. Parts are just part of what we do. It is not for use with MSD’s Pro-Billet HEI, PN 8365. ACCEL VS MSD aftermarket ignitions. Replaced the module ,cap, button with MSD parts and alls well after about 5k mi. Remember you can put the wires any where you want as long as the sequence is right. In case of MSD transaction, the there will not be DE55 elements, but a dynamic cvv(CVN 17) in track. Thinking I had an MSD ignition system, I ordered new HEI wires and new MSD cap. Assortment of msd ignition 6al wiring diagram. Standard Vs. if money isn't important MSD is probably the best setup but a complete system will cost around 700. Ready-To-Run Distributor. A minor advantage is the smaller distributor size, plus everyone runs them so its easy to. Awesome prices on Accessories 8k 60! Browse a wide collection of accessories 8k 60 in stock and ready to ship today!. GM HEI Distributor Cap; For Use w/PN[8427/8366]; Red;. cap w/HEI style terminals; race and rotor; Mech. When air and fuel start to mix inside of the internal combustion chamber, it needs an electrical spark to ignite. MSD’s Blaster 2 Coil. [email protected] I know one post said run the HEI, but a)we don't wanna, and b)the MSD is better. be sure to get wires too, the 8mm wires are needed with the hotter spark. Mid to late 80's F-body vehicles had an slim HEI w/external coil, BUT these are not stand-alone units (no vacuum advance, timing is computer controlled). The kit allows you to remove or bypass the low-powered HEI module and coil and replace them with the MSD Digital 6AL Ignition Control and the Blaster 2 high output coil. SS69Cam · Registered. Your ECU should have a location where to set this offset, and once this is set, this location will become the new zero. With the Stock Ignition system numbers recorded we can now move on to test the HEI System. Jacobs coil is better putting out 65K volts VS MSD''s 45K but the Jacobs coil also costs $150-160 VS MSD''s $30-40. It seems the MSD system is most popular with racers, and for street driven vehicles the answer is either a Pertronix kit, or a stock replacement HEI. The ignition coil is attached to something called a spark plug, which is responsible for forming a high voltage electrical spark that is necessary for igniting the air and fuel mixture of the internal combustion chamber. MSD 6425 MSD Digital 6AL Ignition, with Rev Limiter Power Master 9500 XS Torque; Starter Professional Products 10415 Carburetor Inlet Kit (4150 w/-06/-08 AN) Red/Blue. If you're running the 1960 to 1974 cylinder head with spark plug tubes, now's a good time to put in a set of the NGK № ZFR5N extended-nose spark plugs for further driveability. We'Re so assured with the quality of our new street fire HEI distributor that we provide a one year warranty with it. Introducing the street fire value-line brand of MSD ignition. 00: 85891: msd ready to run dissy holden v8: $624. That's great, Greg. It not hard to change it over to a regular HEI distributor without the ESC system. What is the difference between an HEI coil and a canister style coil? An HEI coil has very low primary resistance, typically in the range of. It has a high-output module, high-spark 65,000-volt coil, solid brass terminals, and an easy, ONE-WIRE HOOKUP. w/out a failure--but the MSD distributor sure seems the better of the three. , Kenilworth, NJ, USA (known as MSD outside the US and Canada) is a global healthcare leader working to help the world be well. Free In-Store or Curbside Pick Up. 0, and it spins fine to 6500 rpms. It offers a one-wire hookup and fits all bigblocks except tall-deck versions. The only time a properly working HEI module will show a fixed dwell of around 30 degrees is if an aftermarket CD ignition box, like an MSD or similar unit, is attached. Check the back of. , that only affect the efficiency of the spark, but the. [email protected] • The improved spark quality with HEI permits you to increase your spark plug gaps from 0. Msd 6 series to gm 4 5 or 7 pin hei modules. Yes, the MSD distributor is one of the two options for doing timing control on a Sniper EFI System but not all MSD distributors are included in that. Mags do have limitations, in that they have a lot of precision mechanical parts to wear, they have points that also wear and need adjustment, and ultimately, they won't make as hot a spark at high rpm as current technology. Joined Jan 29, 2003 · 1,208. The outcome was outstanding. Supplied with a Cap and Rotor. Socket connectors are for a female distributor cap (points style cap)and use brass terminals that insert into the cap. Your choice of Black or Red Plug Wires, 6AL Box. Page 12 INSTALLATION INSTRUCTIONS GM IGNITIONS Wiring with an MSD to GM Wiring Harness and a Timing Control. Re: HEI DUI vs MSD Post by 7racecar7 » Wed May 01, 2013 11:40 am update dui started acting up with the advance amount 12 races into the season the timing was advancing to far usually set at 35 and one race day checked and it was up to 40+ at 4000 rpm sent back to dui the said no issue however i put my msd in same day and timing held at 35 so. , is an electronic ignition system designed by the Delco-Remy Division of General Motors, and introduced on some GM vehicles in 1974, including the Camaro Z28 Special High Performance (with 3123 units factory installed) [unreliable source?] and 1974 Buick Century Gran Sport Stage 1 (distributor code 1112521). the HEI ignition from GM is simply an electrical "trigger" for the coil. The Bronco was advertised as having an MSD ignition system. Re: HEI DUI vs MSD Post by ZIGGY » Wed Apr 06, 2011 1:00 pm 7racecar7 wrote: i use a non projected spark plug: from various posts i hear the projected is more for nitrous applications, can have more issues then benefits and the non projected dissipates heat faster (assuming thats a good thing), also clearance issues but neither should have any. Luke805 · Registered. Ignitor Series sales have exceeded 5,000,000 units! Our innovative Digial HP Ignition Box represents our continued commitment to lead the ignition industry. 10x better than an HEI. The Chevy 350 has a 4. MSD Pro Billet. Not an HEI, but we once were dyno testing a Porsche 944 and suspected spark issues. The same holds true for the MSD and Crane HI-6 systems. Main reason for the HEI was I didn't want the box on the firewall. 040-inch bore and 3. HEI or MSD distributor; Precision machined and dyno tested $7150 – $8550; 580 hp roller cam version shown here: Street Package #3. When this happened, I started to experience HEI module failures for no apparent reason. The Bronco was advertised as having an MSD ignition system. The difference was the coil current of 2 vs 7 Amps. An HEI distributor has the coil mounted in the distributornot separately. TSP’S HEI DISTRIBUTOR has everything you need, all under one cap. 43k oppposed to 20-30k at the coil. The HEI design incorporates the vacuum advance mechanism, the ignition coil and a permanent magnet assembly that has a pole lined with teeth and a pick-up coil. Think on the msd box as an add on booster the the ignition. 5mm Super Conductor 6-wire sets for the DOHC 6G72 (3000GT, Stealth, Diamante), part number 32709 (available for $91. Where as qvsdc is a full grade EMV transactions, it has cryptogram and other DE55 elemsts. Ford versus Chevy. As interesting (and informative) as all this is, it answers not the original question - using an MSD 6 on a Chevy. Like us on Facebook https://www. The Jacobs can-type or the Blaster SS look like a reasonable choice for an external coil, especially if you are using a GM HEI module. It features fully adjustable mechanical and vacuum advances, meaning precision is a breeze. Remember you can put the wires any where you want as long as the sequence is right. A wiring diagram is a simplified conventional photographic depiction of an electrical circuit. 55 Posi, 17x8 TT IIs, Toyo Proxes 4 225/45/17 Front, 235/45/17. 1 The Aftermarket EFI buyer’s guide, courtesy of www. The kit allows you to remove or bypass the low-powered HEI module and coil and replace them with the MSD Digital 6AL Ignition Control and the Blaster 2 high output coil. The DUI HEI items can be a good alternative that has its roots in OEM performance criteria, vs an aftermarket-only system. HEI or MSD distributor; Precision machined and dyno tested $7150 – $8550; 580 hp roller cam version shown here: Street Package #3. Turn the rotor so it points at MARK 4. Make sure the ignition switch is in the Off position. heres the two dists. Well, those days are gone, and the HEI-style distributor is a mainstay with hot rodders. I have personally experienced points over my many years vs electronic ignition and the latter wins every single time. The terminals are covered in black boots that protect the conductor from engine heat to ensure spark delivery. To place an order, continue to McKesson SupplyManager SM. Using any regular toggle switch, connect the purple wire to the switch, and connect the switch to ground. Points vs HEI For this points vs hei test, we used Westech's resident mule motor, "Pepe," a 350-cube small-block, to test the power output of each ignition setup. advance assem. Harness PN 8877 - 1996-on GM Vehicles. Msd vs HEI distributors | For A Bodies Only Mopar Forum Jun 25 2019· Would an MAD 8388 ready to run distributor be any advantage over an HEI converted factory electronic distributor? This will be for my bone stock 87 ramcharger I have a brand new mad sitting there for another motor I've been running the HEI now for 4 years with no problems. Re: HEI DUI vs MSD Post by 7racecar7 » Wed May 01, 2013 11:40 am update dui started acting up with the advance amount 12 races into the season the timing was advancing to far usually set at 35 and one race day checked and it was up to 40+ at 4000 rpm sent back to dui the said no issue however i put my msd in same day and timing held at 35 so. , Isky 262 cam. Mags do have limitations, in that they have a lot of precision mechanical parts to wear, they have points that also wear and need adjustment, and ultimately, they won't make as hot a spark at high rpm as current technology. If you get an HEI that constantly fails modules "for no apparent reason", take toe coil out of the system and go have it load tested, let it get hot, and see if it is failing. The current draw of the CD unit will drive the module to a dwell period that is similar to that at high engine speeds in a stock application. Your ECU should have a location where to set this offset, and once this is set, this location will become the new zero. Easy spring changeout if you want to change the advance plus their tech. Now, to the widely-misunderstood manifold-vs. In fact, MSD makes a slick wiring adapter to convert your distributor to the small, two-pin MSD connector. They'll also tell you to look for a high-quality HEI type distributor that has a good housing, gearing that's been machined (not cast), and a strong cap with a good diameter to prevent cross-firing. And now, points versus Pertronix. You won't need to have a separate (or factory) ignition box to get the fires to light up in your cylinders because it the ignition is inside the. A canister style coil requires from 1. 64 with sku: nis51570356 ignition starter switch universal 5 position mounting hole dia: 17mm nis515. The integrated coil keeps underhood wiring clean, and for race cars, the idea of running one wire to the distributor keeps things simple. Lower the HEI part of the way into it's hole on the engine, but not so far that the gear starts to engage. 90º plug boots and terminals are factory installed on one end. If you want the ultimate coil and don''t mind the price go with J. Produces 50% more current than stock units and delivers a more precise timing signal as well as dwell control. I have used both with success I think the MSD makes a difference under caution and in starting. Neither ever gave any trouble. Re: thunderbolt V to marine msd Everything will work as before. MSD also provides custom fit red 8. Same large cap HEI, for use with MSD ignition box and coil, and to remove the stock HEI module, use MSD 8400, uses 6A box, remote coil (no rev limiter), or the 8500, uses 6AL box, remote coil (with rev limiter in-box). Jacobs Ultra coil. w/out a failure--but the MSD distributor sure seems the better of the three. 80: 8728: msd soft touch rev limiter: $297. We gave it a shot to see how easy it was to install. HEI uses a magnetic pick up and control module to trigger spark at the coil, voltage is alot higher than a points set up. Applications. 5 MM 2 in 1 Universal Spark Plug Wire Set - 90 Degree This 2 in 1 universal wire set include terminals for engines with early type (socket) and late type (HEI"spark plug top") distributor caps. 9 thoughts on “ Counterfeit Product Alert: How To Identify A Real MSD 6AL Ignition VS A Fake ” C1BAD66 September 11, 2013 at 8:04 am. As interesting (and informative) as all this is, it answers not the original question - using an MSD 6 on a Chevy. The HEI design incorporates the vacuum advance mechanism, the ignition coil and a permanent magnet assembly that has a pole lined with teeth and a pick-up coil. Stock Comparison Tests. I mostly agree but this post from SCC's Mike Kojima makes me think there may be a benifit to wires. MSD PN 8276 Non Magnetic Crank Trigger Pickup / Sensor , the 3/4 x16 UNF model should measure 70-90 ohms Resistance. Needless to say, the new module has all the advantages of an MSD ignition coupled with the size and look of a stock ignition module. w/out a failure--but the MSD distributor sure seems the better of the three. Along with greater reliability and durability, the solid state system offers significantly more spark energy. NOTE: Must be used with an MSD 6, 7, 8 or 10 Series Ignition. This and its aftermarket sisters are the most common with per-formance enthusiasts. The kit allows you to remove or bypass the low-powered HEI module and coil and replace them with the MSD Digital 6AL Ignition Control and the Blaster 2 high output coil. Only the dead fish go with the flow. Mags do have limitations, in that they have a lot of precision mechanical parts to wear, they have points that also wear and need adjustment, and ultimately, they won't make as hot a spark at high rpm as current technology. i'm looking into upgrade my distributor i'v heard the good and bad about MSD and they're TFI modules, but have heard very little about the Crane Billet distributor. They were designed to supplant points and be more reliable. We will connect the GM HEI Module to the Distributor and Coil. 2003 Ford Lightning daily driver. My mags also showed that it would handle more main fuel than the msd mag these mags are extremely smooth at all rpms dead on timing marks. This is a discussion on HEI vs MSD within the Misc CJ Discussion forums, part of the CJ Forums category; Since completing the Motorcraft 2100 carb swap, I have really noticed how bad my engine idles. MSD Pro Billet. PerTronix HEI Performance Ignition Modules are direct replacements for popular GM and Ford electronic distributors. Buy Chevy Distributor, HEI, Small Diameter, Aluminum Body, 1955-1957 for only $276. With the best in magnetos and accessories, we offer a full line of parts and accessories including ignition system wires, billet side covers & magneto kits. Street fire components offer a quality designed alternative to the bottom bargain parts that are springing up all over. 5mm,Chrysler, Big Block 1 795 kr Köp. Either of htese units is a great changeover to use. Only thing is that past. But over the years, installing a distributor into. MSD Performance 8360 Distributor Chevy V8 with Internal Module. 9 thoughts on “ Counterfeit Product Alert: How To Identify A Real MSD 6AL Ignition VS A Fake ” C1BAD66 September 11, 2013 at 8:04 am. For nearly 70 years, just about every car had a points-based ignition system. Author: Topic: MSD vs. Designed as a plug-in replacement for GM-style fuel injection system distributors Base SKU:18-5484: In Stock:Yes: Price: $465. What one would be a better coil? MSD Ignition 8227 - MSD Blaster TFI Coils Red, 44,000 V, Ford, TFI $46. 99 in our huge selection of parts. Yes, the MSD distributor is one of the two options for doing timing control on a Sniper EFI System but not all MSD distributors are included in that. Standard Delivery. These determine how. That's great, Greg. 80 hd, custom 500 cfm carb with annular boosters, hooker headers, dual exh. This setup will give a stock HEI, with remote MSD blaster II coil. We will connect the GM HEI Module to the Distributor and Coil. Jump to Latest Follow 21 - 24 of 24 Posts. 43k oppposed to 20-30k at the coil. The way to remedy this situation is to decrease the amount of advance the distributor's mechanical advance puts into the engine, and then give it more lead at idle, so that the total mechanical advance at high rpms remains at a point the engine can live with. I test mine up to 7500 RPM without issue. Assume the typical output is in 25kV for a 12V input, if you increase the system voltage to 13. Stock Comparison Tests. I zoom the car around on weekends and to car shows - nothing critical here. 55 Posi, 17x8 TT IIs, Toyo Proxes 4 225/45/17 Front, 235/45/17. There are three different large cap HEI distributors. I have personally experienced points over my many years vs electronic ignition and the latter wins every single time. FYI #2:If you have a Ford vehicle and desire an HEI, there is a company which sells an HEI head on a Ford shaft. The MSD has better spark intensity and provides multiple sparks at low rpm. Yes, the MSD distributor is one of the two options for doing timing control on a Sniper EFI System but not all MSD distributors are included in that. let me know the pro's and cons of both. The GM HEI improved spark energy, and now aftermarket units like ACCEL, Performance Distributors, Pertronix, and Crane’s XR700 inductive unit offer ignitions that can support over 400 hp and. Home Delivery. The Ultimate Spark Plug Wire Incredibly Low Resistance Without Electronic Interference Features Only 40-50 ohms resistance per foot of wire (lowest of any helically-wound wire) Copper alloy conductors result in less spark energy loss so more reaches spark plugs Over 40 feet of conductor per foot of wire Conductors are wrapped around ferro-magnetic center cores, which effectively suppresses. I am getting a new ignition for my car,and was just wondering if anyone would explain the differences between the HEI and MSD pro billet. msd ignition vs stock ignition Engine Car Forums.