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Old 08-12-2019, 09:11 PM
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Gen v 454 idle

Need a bit of help trying to figure out why my GEN V 454 is running so fast. I have a SUMMIT-1302 cam in it .540 lift and 228 duration.

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Old 09-05-2019, 10:57 PM
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fast idle

Ensure throttle cable is properly adjusted, throttle plate closed. If it is, then you have a vacuum leak, Good size. Check all your vacuum hoses, pinch each one with a pair of needle nose pliers. If all hoses check out, then, it's possible an intake gasket vacuum leak, between the intake and head.
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Old 09-05-2019, 11:04 PM
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I forgot to mention, make sure you have the right carb. base gasket. Spray some carb or brake cleaner around the base.
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