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Old 07-12-2018, 09:39 AM   #10
lurk
Junior Member
 
Join Date: Feb 2018
Posts: 23
Default Re: ‘39 Merc hesitating under load...driving me crazy

Quote:
Originally Posted by Tony, NY View Post
I link misfire under load to secondary ignition system. Do you have a misfire or hesitation? Do you have new spark plug wires?
That’s been eating at me too...that’s the only part in the whole ignition system that isn’t brand new. Is there a reliable way to test them? They look perfect...

To answer your question though: at it’s worst it feels like an extreme hesitation, not a misfire.
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