Thread: spark Advance
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Old 10-20-2020, 07:04 PM   #12
Patrick L.
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Join Date: May 2010
Location: Upstate NY and western Florida
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Default Re: spark Advance

Originally Posted by WHN View Post
I am at a total loss for words.

60 years with these cars. Never have I seen anything like that. Why!


Late timing and lean mixture.
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