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8 lut 2014 · My factory GM HEI pulled out of a '77 Chevy van has been working flawlessly since 1998. The only thing that's been done to it was to convert it to the eight pin ignition module and disable the advance so that my EFI now controls the spark timing.
16 sty 2006 · Why should you upgrade from points or a Mopar-type electronic ignition control box to a GM HEI module? In short, the HEI gives a hotter, longer-duration spark for better ignition and more complete combustion.
23 cze 2018 · I had the HEI installed by a garage since they were working on the Jeep anyways. It started fine when I picked it up but had not tach. From reading this and other forums, i was able to connect the green/white wire and get the tach running but then then jeep would idle fine but but bog down when driving.
While all my Jeeps have V-8 engines, you can get an HEI system for your 6cyl too so this article applies to all such Jeeps. The GM HEI system was used in GM vehicles for a approximately 20 years.
1 lis 2005 · Pre-78 Jeep owners with the Prestolite ignition can use their stock Jeep gear to replace the one on the HEI distributor. The drive gear found on stock 79 & later Jeeps with the Duraspark...
17 mar 2016 · the delco point distributor converted to Pertronix module is what I used for over 10 years on the 74 which was my daily driver, no problems until the freshly installed TFI coil fried the pertronix in a few 1000 miles, hence the trail breakdown, and the installation of the free HEI.
8 sty 2015 · Howell EFI: white wire coming from the throttle body (was connected to the coil before the HEI conversion) is now connected to a green wire that comes from the tach. The green tach wire is connected directly to the distributor.
