4 Cylinder General Discussion For non tech 4 Cylinder owner chit chat

need help!

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Old 04-09-2009, 02:57 PM
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mlitz69
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Default need help!

86 mustang with carb not runing right idle jumps between 1000-300 and has the shakes just rebuilt carb and same thing any ideas
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Old 04-10-2009, 01:34 AM
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sleeper_inc
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Did it idle like this before the carb rebuild?

Anyways it could be from a vacuum leak, bad carb rebuild or the carb needs to be tuned
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Old 04-10-2009, 09:52 AM
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mlitz69
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ya was like that before the guy i got it from ran the crap out of it had to replace head gasket and timing belt
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Old 04-10-2009, 10:04 AM
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also runs fine when goin down the road
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Old 04-10-2009, 11:29 AM
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sleeper_inc
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Bad choke, vacuum leak, bad carb rebuild, bad timing (10* with vacuum advance off) bad cam timing?
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