Proflow's Shaftmount roller rocker arms are crafted from certified aircraft-6061, heat-treated aluminum. They are then matched to massive, precision-ground trunnions for superior durability. These ocker arm geometry is optimized to evenly distribute loads for maximum strength. Proflow's roller rocker arms are available in several sizes, ratios, and mounting styles. Features include: * Oversized needle roller bearings for better load distribution and longer service life * Black anodized for a great appearance * Extruded bodies have a tensile strength of over 60,000 psi * Stud-mount rockers can withstand valve spring loads up to 360 lbs. * Pedestal-mount rockers can withstand valve spring loads up to 600 lbs. * Shaft-mount rockers can withstand valve spring loads up to 700 lbs.

More From This Category

COMP Cams Rocker Arm, Ultra Gold, ARC Narrow, 1.5 Ratio, '88+ For Chevrolet SBC, 3/8 in. Stud, Each

COMP Cams Rocker Arm, Ultra Gold, ARC Narrow, 1.5 Ratio, '88+ For Chevrolet SBC, 3/8 in. Stud, Each

$61.93

COMP Cams Rocker Arm, Magnum Roller, Steel, 1.6 Ratio Rocker Arm For Chevrolet V6/Small Block w/ 3/8 in. Stud

COMP Cams Rocker Arm, Magnum Roller, Steel, 1.6 Ratio Rocker Arm For Chevrolet V6/Small Block w/ 3/8 in. Stud

$27.00

COMP Cams Magnum 1.52 Rockers / High Energy Pushrods, Small Block For Chevrolet 262-400ci, Flat Tappet

COMP Cams Magnum 1.52 Rockers / High Energy Pushrods, Small Block For Chevrolet 262-400ci, Flat Tappet

$489.04

COMP Cams Ultra Pro Magnum XD 1.5 Rocker and Magnum Pushrod Kit For Chevrolet 262-400 SBC

COMP Cams Ultra Pro Magnum XD 1.5 Rocker and Magnum Pushrod Kit For Chevrolet 262-400 SBC

$1,407.39

COMP Cams Rocker Arm, Full Roller, High Energy, 1.6 Ratio, SBC 265-400 w/ 7/16 in. Stud, Aluminium, Natural, Each

COMP Cams Rocker Arm, Full Roller, High Energy, 1.6 Ratio, SBC 265-400 w/ 7/16 in. Stud, Aluminium, Natural, Each

$34.24