Severe Duty Rollers Chevy LS1 Tall Body Design For Small Base Circle Cams With Hi Pressure Pin Oiling Pair

Crower 66278TH-2 Features:

Crower 66278TH-2 severe-duty mechanical roller lifter pair for Chevy LS1 applications Tall-body design for small base-circle cams with high-pressure pin oiling, also known as HIPPO 0.842 in. lifter diameter with 0.750 in. bearing for severe-duty valvetrain use Fits V8 Chevrolet LS1, LS7, and Vortec 4800, 5300, and 6000 engines

Severe Duty Rollers Chevy Tall-body Design, Hippo Oiling, Small-base-circle Features:

• Tall-body design for small base circle cams, optimized lifter geometry and valve-train alignment for demanding Chevrolet LS-series performance builds
• HIPPO high-pressure pin oiling, enhanced roller pin lubrication to support severe-duty operation and sustained high-rpm valvetrain durability
• 0.842 in. lifter diameter with 0.750 in. bearing, mechanical roller stability and load capacity for aggressive camshaft applications
• Fits Chevrolet LS1, LS7, Vortec 4800, 5300, and 6000 V8 engines, purpose-built pair for compatible Chevy valvetrain combinations
• Severe-duty cutaway mechanical roller lifters, Crower tall-body design helps support small base circle cam setups in Chevy V8 engines