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Old 06-20-2022   #9
RHanselman
 
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Join Date: Jul 2005
Location: Cresson, TX
Posts: 970
Default Re: 1991 ZR1 engine knocking on idle

The dual-mass flywheel will sound like an engine knock if the engine is not running correctly.
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Ron Hanselman
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1991 #383 Twin Turbo
1993 #099 Ruby, Jeal 368 w/Snake Skinner body
1961 White with Red Int
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