Ricko1966
Full Access Member
- Joined
- Apr 11, 2017
- Posts
- 5,609
- Reaction score
- 9,151
- Location
- kansas
- First Name
- Rick
- Truck Year
- 1975
- Truck Model
- c20
- Engine Size
- 350
Many times I've told people on here that to the best of my knowledge only GM and NAPA premium ignition modules vary dwell. Some of you realize it's important,some are like WTF is he talking about. I just stumbled across an article explaining dwell and ignition modules and how to check. Something this article doesn't cover,or I skimmed it too quick and missed it it,. Dwell is the amount of on vs. off time on the coil and module,too much on time is going to cause modules and coils to fail early due to excessive heat. Which is what concerns me about dwell.
Saturation Time: Checking GM HEI module dwell. - Farm Machinery Digest
In 1975, General Motors, thru their Delco Electronics Division, completely rethought how an ignition coil was controlled. This was accomplished…
farmmachinerydigest.com
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