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Old 03-13-2021, 06:07 PM   #13
Dan82679
 
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Drives: 2017 ZL1
Join Date: Jul 2019
Location: NJ
Posts: 239
Quote:
Originally Posted by JSH View Post
How much additional power did it make?

I'm having mine ported in the next few weeks but the car will have the whole shebang - custom valve train, 103mm, 2.4 Griptec, low side FP, 10% lower pulley, LT, HF cats, 104 UL tune. How much more power would you guess?
I had more work done with the ported blower but they say it's good for up to 30 hp
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