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Old 01-15-2020, 11:48 AM   #14
Markoz28

 
Drives: 18 ZL1 nightfall grey A10
Join Date: Apr 2018
Location: RGV Texas
Posts: 1,527
Quote:
Originally Posted by JasonSB View Post
9.1 lower will give you 2 more lbs of boost. They have to remove the balancer to do the cam so it wouldnt cost any more in labor to do the 9.1. It will add $600 to the cost though
It will not cost more than what is already quoted since the ATI damper and 9.06” pulley are on the bill now. You will only need to go with the 9.17 rather than the 9.06”.
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