Pro Max Direct Lube Mech. Roller Lifters with High Pressure Oilers Features "Full Time" (most other oiling type lifters are time based) high pressure dual shot oiling to the roller bearing shafts. This continuous oiling offers higher rpm and high spring pressure capability (1000+ lbs). Lightened, steel alloy bodies with a special enhanced finish. Heat treated steal steel link bars. Case hardened 8620 rollers fitted with the best alloy bearings and pins. The same materials and designed used on most Top Fuel lifters. Taller body allows lifter to fit early, late model and after market blocks. Fully rebuildable. Sets of 8 pair.
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