X ROCKER ARM, GM LS1 1.8 3/8 ULT RA PRO MAG

GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed

This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, this rocker fits LS1/2/6 with a 3/8" diameter stud.

For LS1/LS2/LS6/4.8L, 5.3L, and Pre '07 6.0L Truck Engines - Cathedral Port Head LS ApplicationsSingle Stud Mount Rocker - Includes Poly Lock - Requires 3/8" Studs &

Ultra Pro Magnum 1.8 Ratio Rocker Arm for GM LS1/LS6 w/ 3/8" Stud

X ROCKER ARM, GM LS1 1.8 3/8 ULT RA PRO MAG

COMP Cams Rocker Arm GM LS1 1.8 3/8 Ultra

Ultra Pro Mag 1.8 Rockers LS1 3/8" Stud

Engine Rocker Arm

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