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Old 08-28-2009, 11:35 AM   #4
NVMY68SS
Drives #296
 
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Drives: 1968 Camaro SS - 350/5 Speed
Join Date: Aug 2007
Location: Smithfield, NC
Posts: 953
Quote:
Originally Posted by Speedy One View Post
I'm getting ready to install some Doug Thorley shorty headers and Magnaflow exhaust. The installation instructions call out to torque the headers, header collectors and cat pipes to factory specs which I do not have. Can anyone help me out here? I know several of you have already done this.

Thanks,

Speedy One
Make sure to chase the threads as well, this will help reduce the amount of re-torque required later. I've hot-cold cycled mine Doug Thorley's at least 10 times and they have never loosened any. Combine them with a Roto-Fab CAI and you'll be pleasantly surprised.
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#296 Delivered 6-1-09 Dynoed 10-3-09 384.56HP 387.65TQ with the bolt-ons listed, no tune.....yet!
Roto-Fab CAI (Install pics here), Doug Thorley Shorties, Flowmaster American Thunder 409S Cat Back Vid
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