LS1 build opinions wanted
Heads:
Absolute Speed 2.5 3.5L
Milled: ~.025
Springs: Comp 977 with Ti retainers
Valves: 2.04 and 1.575
Cam:
Futural Motorsports # FM-F13-14 SPECS 230/232 114+4
IN/EX Duration 229.8/232.2
LOBE SEPERATION 113.9
INTAKE CENTERLINE 109.5
Lifters:
Comp “R”s
Pushrods:
7.350” (Texas Speed)
Intake:
F.A.S.T. 90mm
Throttle Body:
F.A.S.T. 90mm
Injectors:
30lbs SVO red tops


