Runs fine, but won't idle w/ballast res. I wired it up and it seems to work/run fine. Still using it today. I put a new 8140 Accel Super Stock Yellow coil on my L20 with a E.I. We recommend using ACCEL 8.8mm Stainless Steel/Copper Core conductor wire for maximum 4. Apply a thin coat of thermal conductive grease to the bottom of the ACCEL Points Remove the coil cover. Based on my instructions, this configuration does not use a Ballast resistor, because the 8140 & 8140C have a 1.4 Ohm internal resistance. I was actually wondering the same thing, I got a 12v Accel super coil and was wondering about the needs for ballast resistors as well. Never had a problem. I installed an Accel 8140 yellow coil nearly 12 years ago on my Brat. I drive it around for a 1/2 hour, no probs. Running a 9V coil with the full 12V will eventually cause it to fail, but it will get you going for now. $35.23. 3. ACCEL Super Coil part number 140406 are designed for use with factory points - triggered ignition systems found in 1965-1979 Harley Davidsons. ... Posted June 17, 2007. Retain the screws and cover. They're designed with optimized low resistance and a high turns ratio, for higher energy output. Accel HEI Super Coils 140003, 140005 NO YES YES NO Accel BEI 140004 (Racing use only) NO NO YES NO Accel Super Coil 140008, 140001 YES YES NO NO Accel 140108 YES YES YES NO ... Accel 7753 YES YES YES NO Accel 8140, 8140C YES YES YES NO Allison PS … Just found a pic of the coil and it has 12 Volt printed on the side. Free shipping. My understanding on the Accel 8140 coil is that quit a few years ago they outsourced the manufacter of these coils and then the problems starting appearing. Randal DISTRIBUTOR CAP - IGNITION COIL REPLACEMENT INSTRUCTIONS ACCEL 8141 GM HEI “Corrected” Distributor Caps 1. Find Accel 8140 ACCEL SuperStock Ignition Coils and get Free Shipping on Orders Over $99 at Summit Racing! I took off the drag coil and put the Accel on. 2. So I remove it. Disconnect the feed and module connectors from the distributor cap. ACCEL's specially matched coils eliminates the need for a ballast resistor or a resistance wire.These coils are: 140108, 140205, 140305, 8140 or 8140C SuperStock Canister Coil, 140009 E-core SuperCoil. Customer picks it up and he can't get 1/2 mile without it dying @ idle (runs OK otherwise). Runs fine. ACCEL’s high output Super Coil for Harley V-twins is designed to yield higher spark energy output than stock coils. ACCEL SuperStock coils are excellent high-performance coils. How hot is too hot? Hainz runs them but he says they're more intended for vehicles with points ignition. ACCEL Yellow can. Remove the spark plug wire retainer, if so equipped. 42000 volts effective up to 6500 RPM 1.4 ohms on the primary It doesn’t say if it runs on a full 12V or the 9V from the resistor wire. Here are some quick pieces of information that you should know before shopping for ignition coils. My only concern is the coil is warm to the touch, bordering on hot. This also results in quicker starts, improved throttle response, and more high-rpm power. I have an Accel points eliminator with an 8140C coil. Quote; Share this post. The … ACCEL 8140 IGNITION COIL YELLOW 42000V 1.4 OHM PRIMARY POINTS - GOOD UP TO 6500 (Fits: 1973 International Harvester Scout II) 5 out of 5 stars (28) 28 product ratings - ACCEL 8140 IGNITION COIL YELLOW 42000V 1.4 OHM PRIMARY POINTS - GOOD UP TO 6500. Energy output coils and get Free Shipping on Orders Over $ 99 at Summit Racing high output Super for!, no probs quicker starts, improved throttle response, and more high-rpm power hour no. 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