Thread: LSX F1A guess
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Old 10-26-2018, 02:15 PM   #21
rgrmoreira13

 
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Drives: 2015 2SS 1LE
Join Date: Apr 2013
Location: Miami WADE County
Posts: 1,127
Quote:
Originally Posted by Bildo View Post
Yeah I am running the sniper efi the 102mm low profile one, the bottle neck is the headers, currently running 1 3/4 SLP headers. Tuner said the same thing happened with his F1X corvette build put 2 inch headers on it and it was able to build up to 7k+. Power drops off at 5400rpm , bigger cubes needs more room to breathe especially FI.
Sorry if I am picking your brain. I am looking at similar builds to see if there is an issue in any way.
I have long tube headers 1 7/8th catless but the FI that I am going to use is a D1x. I wonder if that would be the same problem when I put the 416
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TSP Stage 2 Boosted Cam 227/235 at 114 LSA
Fore Innovation Triple pump staged (Walbro 342 primary and 2x Walbro 450 secondaries)
Procharger D1x with a 3.85 pulley
ID1050x Injectors
Flex Fuel Sensor
Monster LT1 Twin Disk Clutch
Holley Sniper Efi Intake Manifold
NW 103mm Boosted TB
747rwhp at 12psi on E85
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