Description
LS1 Rocker Arm with Upgraded Trunion Installed FITS LS2 LS6 LQ4 LQ9 LY5 LY6 LM7 4.8 5.3 5.7 6.0.Replaces 12681275 10214664.Fits all these applications: LS1/LS2/LS6/ LR4 Vortec 5300 LM7 L59 LM4 L33 LQ4 LQ9 – 4.8/5.3/5.7/6.0/ Engines.Whether you have a stock LS motor or a highly modified LS motor, replacing your rockers with a true roller bearing setup is highly recommended..he stock bearings have a tenancy to fail. These rocker arms are a must have for any aggressive heads and cam combo and are the same rockers we utilize on our 1,000 hp Turbo Motor. We utilize LS rocker arms and install new LS1 rocker arm retro-fit trunion kit that replaces the cageless, loose OEM needle bearings and powdered metal trunion with a premium 8620 steel alloy trunion and caged roller bearings for added durability. The caged roller bearings that greatly reduce the possibility of the b
