Feature●For Small Block Chevy applications requiring 0.3 inches tall lifters and offset intakes●0.842 inches diameter; 117 gram weight; 1.88 inches seat height; 300 inches taller; offset intakes●EDM Oil Injection technology guarantees that the bearing assembly receives constant, pressurized oil flow via precision hole aimed at the bearings●Needle bearings are precision sorted by size to evenly distribute loads, which prevents premature wear and failure●Durable axle is made from wear resistant tool steel to prolong the life of the roller assembly, especially in high rpm applicationsDescription Featuring 0.3 inches taller body lifters with offset intakes for additional clearance and enlarged lifter bores, these Endure-X Solid Roller Lifters from COMP Cams are engineered to withstand the demands of aggressive cam lobe designs and increased rpm ranges. They feature a wear resistant tool steel axle, precision sorted needle bearings and EDM Oil Injection technology that guarantee the bearing assembly to receive a constant flow of oil. Endure-X Solid Roller Lifters are heat treated, machined to ultra-high tolerances and fully rebuildable.