Thread: Low rpm back fires, 77 2,7 S
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AndreasK AndreasK is offline
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Join Date: Oct 2016
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TTV is good. I definitely have vacuum at the WUR end. Bypassing TTV does little or nothing on the warm engine. Ordered a set of original spark plugs from Porsche. Fingers crossed.
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1977 911s
Old 06-29-2018, 02:04 AM
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