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

Trick Flow Rocker Arms, 1.5 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Small For Chevrolet, Set of 16

Trick Flow Rocker Arms, 1.5 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Small For Chevrolet, Set of 16

$980.20

COMP Cams Magnum 1.6 Rocker, HE Pushrod, Guide Plate Kit For Chevrolet 262-400 Small Block

COMP Cams Magnum 1.6 Rocker, HE Pushrod, Guide Plate Kit For Chevrolet 262-400 Small Block

$545.96

COMP Cams Rocker Stud, High Energy, Polylock 7/16 in, Each

COMP Cams Rocker Stud, High Energy, Polylock 7/16 in, Each

$5.15

COMP Cams Rocker Arm, Ultra Pro Magnum, Full Roller, Chromoly Steel, Self-Aligning 1.6 Ratio, SBC/V6 3/8 in. Stud, Each

COMP Cams Rocker Arm, Ultra Pro Magnum, Full Roller, Chromoly Steel, Self-Aligning 1.6 Ratio, SBC/V6 3/8 in. Stud, Each

$67.53