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Old 07-08-2020, 06:55 AM   #12
JoeKan
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Join Date: Jul 2008
Location: Kansas
Posts: 707
Re: Vapor lock and Percolating Carburetor

Quote:
Originally Posted by geezer#99 View Post
Rochester carbs don’t usually have percolation problems.
A wood spacer would work. Try one.
The backfiring can be caused by a lean carb and lack of initial timing.
Are you using a choke when starting it?
What’s your initial timing?
Yes, I choke it when I start it. I don't know what my timing is.
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