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Engine Rocker Arm Kit; Roller Tip Rocker Arms; Ford 221-302, 351W 1.60 3/8 Billet Aluminum

Ultra Pro Magnum Rocker Arm Set w/ 1.6 Ratio for Chevrolet SBC w/ 7/16" Stud; These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.6 ratio, these rockers fit Chevrolet Small Blocks with a 7/16" diameter stud.

Ultra ARC Narrow Rockers w/ 1.5 Ratio for '88+ Chevrolet SBC w/ 3/8" Stud; Constructed in the USA after FEA analysis, the Ultra ARC rocker withstands up to 700 lbs pressure while adding power and stability. These 19015 self-aligning rockers have a 1.5 ratio for 3/8" stud '88+ Chevrolet 265-400 Small Block.

High Energy Aluminum Polylocks, 3/8"-1

Stock Replacement Rocker Arm Kit

Rocker, 1.6 x 3/8

Ultra Pro Magnum Rocker Arm Set of 8 w/ 1.6 Ratio for Chevrolet w/ 7/16" Stud; 7/16" Stud, 1.6 Ratio

Ultra ARC Narrow Rockers Set of 8 1.5 Ratio for '88+ SBC w/ 3/8" Stud; Ultra ARC Narrow Rocker with 1.5 Ratio for '88+ Chevrolet SBC with 3/8" Stud - Set of 8

Engine Rocker Arm Kit; Roller Tip Rocker Arms; Chevy 265-400 1.60 7/16 Billet Aluminum

Rocker Arm, Steel Roller Tip, Self-Align, Single Rocker Arm; ROCKER ARM, STEEL ROLLER TIP, FORD 289-351W 1962-01, 1.7 x 3/8", self-align, Single Rocker Arm

Ultra Pro Magnum Rocker Arm w/ 1.52 Ratio for SBC w/ Twisted Wedge Head; This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. This 1.52 ratio rocker fits SBC intake valves with a Twisted Wedge Head and a 3/8" diameter stud.

Ultra ARC Rocker w/ 1.7 Ratio for Chevrolet Big Block w/ 7/16" Stud; Constructed in the USA after FEA analysis, the Ultra ARC rocker withstands up to 700 lbs pressure while improving power and stability. This 19021 rocker features a 1.7 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.