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Old 11-14-2012, 07:21 PM   #5
Enough
 
Drives: 2013ZL1
Join Date: Jul 2012
Location: Northern California
Posts: 94
Yes, ZL1 10% smaller area. CTSVs have the same smaller throttle body and respond very well to the 90mm LS3 throttle body. No porting necessary.
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