Chevy LT Pro Series Cast Steel Rocker Arms, 1.8 Ratio, Needle Bearing Trunnion, Needle Bearing Tip International V8 correctly sized 12-point chrome bolt

correctly sized 12-point chrome bolt set is needed for intake installation

and dependable multi-port EFI operation in properly matched intake combinations

High Airflow Cooling Performance

hardware length

and muscle cars

Chevy LT Pro Series Cast Steel Rocker Arms, 1.8 Ratio, Needle Bearing Trunnion, Needle Bearing Tip International V8 correctly sized 12-point chrome boltGM LS LT 1. 8 Ratio Roller Rocker Arms for Improved Valvetrain Performance These 1. 8 ratio roller rocker arms are designed for GM LS LT applications, helping improve valve lift, reduce friction, and support more responsive engine performance. Built from cast steel, this rocker arm design balances strength, durability, and valvetrain stability for street performance, restoration, and upgraded engine builds. The needle bearing design helps promote