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Ultra Pro Magnum 1.8 Ratio Rocker Arm for GM LS1/LS6 w/ 3/8" Stud; This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, this rocker fits LS1/2/6 with a 3/8" diameter stud.

ROCKERLOC, STUD GIRDLE, 3/8", short, 6 pt, .550" OD shank, 1 Ea

Magnum 1.52 Rocker and High Energy Pushrod Kit for '87+ 265-400 Small Block; Our rocker arm and pushrod kit for '87+ Chevrolet 265-400 Small Block includes a set of our 1.52 ratio Magnum rockers and 7.205" long High Energy pushrods.

Stock Replacement Rocker Arm Ball

Pioneer Automotive Industries Rocker Arm. Designed as a direct OEM replacement for reliable engine performance.

Pioneer Automotive Industries Rocker Arm Stud. Designed as a direct OEM replacement for reliable engine performance.

Rocker, 17-4ph SS, CHEV 262-400 1955-86, 1.5 x 7/16, full-polish; ROCKERS, 17-4ph STAINLESS, CHEV 262-400 1955-86, 1.5 x 7/16, full-polish

Ultra Pro Magnum 1.8 Ratio Rocker Arm Set for GM LS1/LS6 w/ 3/8" 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 1.8 ratio, these rockers fit LS1/2/6 with a 3/8" diameter stud.

RockerLocs™ Stud Girdle; Stud Girdle; 3/8 in. Stud; Short Style; 6 Point; .550 in. OD Shank; 16 pc.

ROCKER ARM/PUSHROD KIT, MAGNUM; Magnum Rocker/Pushrod Kit-1

Rocker, 17-4ph SS, CHEV 262-400 1955-86, 1.6 x 7/16, full-polish; ROCKERS, 17-4ph STAINLESS, CHEV 262-400 1955-86, 1.6 x 7/16, full-polish

Ultra Pro Magnum 1.8 Ratio Adjustable Rocker Arm Kit for GM LS1/LS6; Convert your LS1 engine to an adjustable valvetrain with the Ultra Pro Magnum Rocker Kit. Our kit includes 1.8 Ultra Pro Magnum Rockers, guideplates, 3/8" studs, adjusting nuts and set screws for a complete adjustable valvetrain solution.