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Old 11-26-2016, 04:24 PM   #562
ULTRAZLS1


 
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Drives: 14 Silverado LTZ Z71, 16 Camaro SS
Join Date: Nov 2009
Location: Jackson, Michigan
Posts: 4,428
Quote:
Originally Posted by wnta1ss View Post
PRAY, it ran 11.81 on 93 gasoline before, in cooler weather than it was in yesterday. The manifold is an MSD Airforce, not ported. It does not seem to help my car (2017 A8) on the dragstrip.
Look into tony mamo. He is the only one porting the msd right now that I've seen. He claims a lot of room for improvement. 7-8 hp. He's pricey but one of the best. Been porting everything for years. I asked how much to port the stocker and he said 525 and the manifold had to be clean in like new condition as well. Thinking I'll have pray port my stocker. He hasn't done an msd yet.

http://www.mamomotorsports.com
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