Rocker Arms, AFR, Roller, BBC, 7/16" Stud, 1.7 Arm Ratio, Max Lift .790", 16pc

Chevrolet Big Block 1.7:1 Roller Rocker Set by Air Flow Research®

CNC-machined aluminum roller rockers support .790-inch max lift and 760-lb open spring pressure.

Air Flow Research® roller rocker arms are designed for Chevrolet Big Block applications and AFR® cylinder-head geometry. CNC-machined, heat-treated aluminum construction uses a full roller fulcrum with 7/16-inch studs and a 1.7:1 ratio. Rated for .790-inch maximum valve lift, 760-lb open spring pressure and 7400-rpm maximum speed. Set of 16.

• Chevrolet Big Block application • 1.7:1 rocker-arm ratio • 7/16-inch rocker studs • .790-inch maximum valve lift • 760-lb open spring pressure • Set of 16 rocker arms