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Registered
Join Date: Feb 2003
Location: Bay Area, CA.
Posts: 2,048
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I have a friend with a '80 SC who have not used the car for the last 3 months (parked outdoors).
The car starts up one click, idles fine but when I start driving off it seems to run lean / rough because the spark plugs are whitish/greenish (when pulled out). It back fires from the intake air box. Condition is worse when cold and improves after 15-20 minutes of driving. Problem is between the 2000rpm - 4000rpm. |
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Registered
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Sounds like an air leak, check the air box for cracks.
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78’ SC 911 Targa - 3.2SS, PMO 46, M&K 2/2 1 5/8” HEADERS, 123 DIST, PORTERFIELD R4-S PADS, KR75 CAMS, REBEL RACING BUSHINGS, KONI CLASSICS |
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