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 Arm, 1.6 Ratio, 3/8 in. Stud, Full Roller Design, Aluminum, Small For Chevrolet, Each

Trick Flow Rocker Arm, 1.6 Ratio, 3/8 in. Stud, Full Roller Design, Aluminum, Small For Chevrolet, Each

$73.66

COMP Cams Ultra Pro Magnum 1.52 Rocker and Magnum Pushrod Kit For Chevrolet 262-400 SBC

COMP Cams Ultra Pro Magnum 1.52 Rocker and Magnum Pushrod Kit For Chevrolet 262-400 SBC

$1,196.55

COMP Cams Rocker Arm, Full Roller, High Energy, 1.6 Ratio, For Ford 289-351W w/ 3/8 in. Stud, Aluminium, Natural, Each

COMP Cams Rocker Arm, Full Roller, High Energy, 1.6 Ratio, For Ford 289-351W w/ 3/8 in. Stud, Aluminium, Natural, Each

$34.24

COMP Cams Rocker Arm, Ultra Pro Magnum, Full Roller, Chromoly Steel, 1.6 Ratio, For Chevrolet V6 and SBC 7/16 in. Stud, Each

COMP Cams Rocker Arm, Ultra Pro Magnum, Full Roller, Chromoly Steel, 1.6 Ratio, For Chevrolet V6 and SBC 7/16 in. Stud, Each

$57.00

COMP Cams Rocker Arm Nut, Hi-Tech Polylock for 1/2 in. Stud Ultra Pro Magnum Rockers

COMP Cams Rocker Arm Nut, Hi-Tech Polylock for 1/2 in. Stud Ultra Pro Magnum Rockers

$193.84

COMP Cams Rocker Arm, Ultra Gold, ARC, 1.7 Ratio, '77-'92 For Ford 289-351W, 5/16 in. Stud, Set of 16

COMP Cams Rocker Arm, Ultra Gold, ARC, 1.7 Ratio, '77-'92 For Ford 289-351W, 5/16 in. Stud, Set of 16

$1,300.36