Thread: 1991 ZR1 engine knocking on idle
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Old 04-13-2022   #4
Z51JEFF
 
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Join Date: Dec 2007
Location: Fremont,Ca
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Default Re: 1991 ZR1 engine knocking on idle
I could tell the car had a miss the instant it started,that knock is a combination of flywheel,cam chains.
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