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Old 12-13-2020, 12:22 AM   #6
2004YZFR1
 
Drives: 2020 Chevrolet Camaro Coupe 2SS 1LE
Join Date: Feb 2020
Location: Nevada
Posts: 296
A video of the engine running or driving might help. I would think that a valve spring breaking would cause other issues. Or at least would make a very direct noise/ sound from that head. Good luck.
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