COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 3/8 in Stud Mount - 1.60 Ratio - Various V8 Applications (Set of 16) Hitch Brackets & Install Kits Splined Bearing Shoulder

Splined Bearing Shoulder

Forged Aluminum

Arms are strong and solid for rough tracks and fit 3-1/4" spindles

GMC C15 1978-1975

COMP Cams Magnum Chromoly Roller Tip Rocker Arm - 3/8 in Stud Mount - 1.60 Ratio - Various V8 Applications (Set of 16) Hitch Brackets & Install Kits Splined Bearing ShoulderPerfect for street performance, our 8620 chromemoly steel Magnum roller tip rockers can handle up to 350 lbs of spring pressure. These 1442 rockers feature a 1. 6 ratio for 3 8" stud AMC 290 401, non rail Ford 289 351W and Olds 260 455. COMP Cams Magnum Roller Rocker Arms, 1. 6 ratio, 3 8" Stud Diameter for Small Block Ford (Non Rail Type), AMC V8 and Oldsmobile V8 Product Description: Rocker Arm Magnum 3 8 in Stud Mount 1. 60 Ratio Roller Tip