Fast 90/90
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2013 Corvette Grand Sport A6 LME forged 416, Greg Good ported TFS 255 LS3 heads, 222/242 .629"/.604" 121LSA Pat G blower cam, ARH 1 7/8" headers, ESC Novi 1500 Supercharger w/8 rib direct drive conversion, 747rwhp/709rwtq on 93 octane, 801rwhp/735rwtq on race fuel, 10.1 @ 147.25mph 1/4 mile, 174.7mph Half Mile.
2016 Corvette Z51 M7 Magnuson Heartbeat 2300 supercharger, TSP LT headers, Pat G tuned, 667rwhp, 662rwtq, 191mph TX Mile.
2009.5 Pontiac G8 GT 6.0L, A6, AFR 230v2 heads. 506rwhp/442rwtq. 11.413 @ 121.29mph 1/4 mile, 168.7mph TX Mile
2000 Pewter Ram Air Trans Am M6 heads/cam 508 rwhp/445 rwtq SAE, 183.092 TX Mile
2022 Cadillac Escalade 6.2L A10 S&B CAI, Corsa catback.
2023 Corvette 3LT Z51 soon to be modified.
Custom LSX tuning in person or via email press here.
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How do you think my car would do with a ported 90 mm fast and ported shaner considering I already have an unported 78 mm fast with a ported (?) 78 mm tb ??? I currently make 460 rwhp and 420 rwtq. Do you think 485 rwhp and 440 rwtq would be out of the question ??? If so I think it would justify the expense for me. Looking to maximize my N/A setup, and the 78/78 just ain't cutting it. Thanks for posting the graph.
Thanks again for the quick comments. Anyone with a Corvette making 450 or more rwhp before adding a ported 90/90 combo please chime in. I want to see some results before I go looking for the best price. Thanks.
Thanks again for the quick comments. Anyone with a Corvette making 450 or more rwhp before adding a ported 90/90 combo please chime in. I want to see some results before I go looking for the best price. Thanks.
Best price I have seen is from Young at Byunspeed (and I checked around). Easy to get ahold of and good pricing.
. The car pulls fantastic. Ran mitchell242 from 30mph and pulled him pretty good until he got traction. Not a fair comparison though. My cam is only 224/224 .563/.563 on a 114lsa.
I will say I read collins posts and he seems to be the exception. I know the gains on my small h/c car.
By the way the intake is not ported, yet.






