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Old 02-15-2024   #3
shaynezrl
 
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Join Date: Jan 2008
Location: antioch
Posts: 167
Default Re: Timing chain popping after timing procedure

Quote:
Originally Posted by LGAFF View Post
Most likely cam or valvetrain noise as cams rotate... tensioners might not be fully pump up .....not uncommon
As I rotate the engine I can feel the chains tighten then pop. I will try to retime again maybe miss a step.
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1991 ZR1=
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2008 duramax ccsb 4x4=
built Allison tranny, airdogII 165, Atp efi live stage 2 tunes, Afe ci intake, Atp egr delete, dpf delete, 5" diamond exhaust, and down pipe. 6" lift with 20x9 eagle alloy wrapped 35x12.5x20 Toyo trailgrabbler.
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