COMP Cams Endure-X Solid Roller Lifter - SB Chevy V8 265-400 - Solid-Oil Band - 87-Up - .300" Taller H768D03XL The MX4 is the upgrade

The MX4 is the upgrade to the G2 aluminum series

Ball Joint

2500 lb Max

repeatable chassis tuning

1965-1967 Buick Special

COMP Cams Endure-X Solid Roller Lifter - SB Chevy V8 265-400 - Solid-Oil Band - 87-Up - .300" Taller H768D03XL The MX4 is the upgradeThese . 300" Tall 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. The