COMP Cams 861-1 - Roller Lifter, AMC Mechanical

COMP Cams Endure-X Solid Roller Lifter for AMC 290-401, Single Piece Offering baseline coverage for all types of motorsports using the AMC engine, 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 guarantees the bearing assembly receives a constant flow of oil. Endure-X Solid Roller Lifters are heat treated, machined to ultra-high tolerances and fully rebuildable. For Pontiac V8 350-455; .904? diameter; 136g weight; 1.91? seat height; 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 applications