GM LS DUAL VALVE SPRING KIT WITH STEEL RETAINERS, 151LBS @ 1.800" Seat Pressure, 409LBS @ 1.150" Open Pressure, 1.080" Coil Bind Category_INTERCOOLER CLAMPS Each manifold is ready to

Each manifold is ready to bolt on out of the box and are designed to accept 102mm throttle bodies and include high flow fuel rail kit

at any performance or boost level

user-programmable multi-colour shift light bar

Gloss Black Silicone Vacuum Hose 1/8" (3mm) I

2A/1 Certified

GM LS DUAL VALVE SPRING KIT WITH STEEL RETAINERS, 151LBS @ 1.800" Seat Pressure, 409LBS @ 1.150" Open Pressure, 1.080" Coil Bind Category_INTERCOOLER CLAMPS Each manifold is ready toGM LS Dual Valve Spring Kit with Steel Retainers 151LBS @ 1. 800" Seat Pressure, 409LBS @ 1. 150" Open Pressure, 1. 080" Coil Bind Spring Specifications Type: Duel OD: 1. 304" ID: 0. 670" Seat: 151LBS @ 1. 800" Open: 417LBS @ 1. 150" Spring Rate: 409 lbs in Coil Bind: 1. 080" Max Lift: 0. 650" Kit includes Valve Springs, Retainers, Locks and Seals. MEVSK46659