AMS Racing Gen III Rocker Arms with Upgraded Trunion Kit for LS1 LS2 LS6 LQ4 LQ9 LM7 4.8 5.3 5.7 6.0Kit includes: 16 Gen III LS Series Rocker Arm bodies 32 rocker arm bearings, 32 rocker arm retaining rings, 16 rocker arm trunnions AMS Racing LS Series retrofit trunnions are designed to convert stock LS Series rocker arms into captured roller trunnions for added durability in higher horsepower applications. We utilize LS rocker arms and install new LS1 rocker arm retrofit trunion kit that replaces the cageless, loose OEM needle bearings and powdered