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Old 03-15-2016, 08:52 AM   #1
booneSS13
 
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Question Stock Harmonic Balancer Reliability???

As far as the OEM crank pulley how is the reliability of it on high HP builds? Is it a weak point in the LS3 as far as breaking or is it nothing to worry about? I'm talking primarily for drag racing

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Old 03-15-2016, 09:19 AM   #2
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Pin it....There are better options, but at least have it pinned when you change the cam or go FI.
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Old 03-15-2016, 12:38 PM   #3
DaFisch
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we ended up changing it out when we went twin turbo. I'm around 800 hp on 6 psi, old one wasn't cutting it.
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Old 03-15-2016, 06:14 PM   #4
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Quote:
Originally Posted by DaFisch View Post
we ended up changing it out when we went twin turbo. I'm around 800 hp on 6 psi, old one wasn't cutting it.
What do you mean by it wasn't cutting it? What was going wrong with it?

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Old 03-15-2016, 06:15 PM   #5
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Pin it....There are better options, but at least have it pinned when you change the cam or go FI.
What is "pinning"??
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Old 03-15-2016, 06:27 PM   #6
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What is "pinning"??
http://www.camaro5.com/forums/showthread.php?t=109487
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Old 03-19-2016, 09:47 PM   #7
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thanks a lot
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