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Old 08-15-2020, 08:38 PM   #12
Chuck Sea/Tac
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Join Date: May 2010
Location: Between Seattle & Tacoma
Posts: 2,029
Default Re: measure gap between rotor and plug posts in distributor cap

Originally Posted by chrs1961815 View Post
What I have found is that too large a gap causes the engine to not run as well and backfire occasionally. A slight gap or the spring touching the carbon contact work fine.
Are you referencing the rotor spring and the carbon button on the cap? There should be no gap there, just a slight spring pressure as you push the top/cap down to lock it in place.
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