Notes: Rollin thunder hydraulic roller kit. Hydraulic advertise duration 280 intake/290 exhaust valve lift 0.462 intake/0.479 exhaust. Lobe angle 107 degree. Includes cam PN #2209/Lifters/Pushrods. Small block chevy.

Notes: Installation kit. Complete. Hydraulic. Includes original spec lifter guides/hold down spider. Chevy big block generation IV.

Notes: Set; use only stock ratio rocker arms;

Notes: High Energy(TM) hydraulic; 1 pc.; not legal for sale or use on pollution-controlled motor vehicle;

Notes: High Energy(TM) hydraulic; 12 pc.;

Notes: High Energy(TM) hydraulic; 16 pc.; not legal for sale or use on pollution-controlled motor vehicle;

Notes: Short Travel Hydraulic Roller; 0.875" Diameter; 2.6" Seat height; 1 piece

Notes: Solid/Mechanical; w/0.874" lifter bore; 0.012" oil feed hole; 12 pc.;

Notes: Pro Magnum(TM): retro-fit hydraulic roller lifter; early model blocks originally equipped w/standard hydraulic cam; 16 pc;

Notes: Pro Magnum(TM) hydraulic; 1 pc.; adjustable valve train required; not legal for sale or use on pollution-controlled motor vehicle;