COMP Cams 859-1 Endure-X Solid Roller Lifter for Pontiac 350-455

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 to receive 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
• .842 inches diameter; 120 gram weight; 2.01 inches 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