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Old 07-02-2019, 10:20 AM   #14
Ruth
Senior Member
 
Join Date: May 2016
Location: Glide, Oregon
Posts: 1,339
Default Re: Cause of hot ignition coil?

Quote:
Originally Posted by MikeK View Post
Heat in a coil is also a function of 'dwell'. The less your point gap the more time the coil dwells in saturation mode, heating up from primary coil resistance. If you have a "B" dizzy cam it has a profile that will give more dwell for the same point gap, resulting in more coil heat. Checked your point gap lately? Have a dwell meter?
Mike, just out of curiosity, what is the "dwell" spec for the Model A with a "B" dizzy cam we should look for on our dwell meter?
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