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Old 07-19-2018, 11:10 AM   #13
runmikeyrun
Senior Member
 
Join Date: Apr 2018
Posts: 124
Default Re: Pulling my hair out over this misfire

Quote:
Originally Posted by scicala View Post
Use a timing light to double check that the base timing is correct. Specs say about 5 degrees BTDC, but 10 degrees works better on Y-Blocks. then with the timing light, make sure the timing is advancing when you rev the engine.
Retarded (or no) ignition advance causes very high exhaust temps and can cause overheating.


Sal


Agreed, I think when the cap shifted it retarded the timing. It has since been set back to 10 btdc where it ran great.


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