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

ROCKER SHAFT STAND, Set of 4; ROCKER SHAFT STAND, FORD 390-428 FE, Billet Alum, Dbl #1-4-5-8, Set of 4

Bolts and Dividers Kit for 1621 Chrysler B/RB 383-440 Shaft Mount Rocker Kit; This kit includes 4 long clamps, 6 short clamps along with the bolts needed to properly install our 1621-16 Ultra Pro Magnum Shaft-Mount rocker system for Chrysler B/RB 383-440.

Ultra Pro Magnum 1.6 Rocker and Magnum Pushrod Kit '87+ OE Roller Small Block; This rocker arm and pushrod kit for '87+ Chevrolet OE Roller Small Block includes a set of our 1.6 ratio Ultra Pro Magnum rocker arms and our 7.200" long Magnum pushrods.

Replacement Nut for 1621/1622 Chrysler 273-360, 383-440 Shaft Mount Rocker Kit; This adjuster nut replaces the nut that comes with our 1621 and 1622 shaft-mount rocker systems for Chrysler 273-360 and 383-440.

High Energy Aluminum 1.6 Ratio Roller Rocker Set of 8 for Ford w/ 3/8" Stud; For use in: AMC V8 290-401 / Ford V8 289-302-351 Windsor

Ultra Pro Magnum 1.7 Rocker and Magnum Pushrod Kit Chevrolet 396-454 Big Block; This rocker arm and pushrod kit for Chevrolet 396-454 Big Block includes a set of our 1.7 ratio Ultra Pro Magnum rocker arms, our 8.280" long intake and 9.250" long exhaust Magnum pushrods.

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

Replacement Screw for 1621/1622 Chrysler 273-360, 383-440 Shaft Mount Rocker Kit; This adjuster screw replaces the screw that comes with our 1621 and 1622 shaft-mount rocker systems for Chrysler 273-360 and 383-440.

High Energy Aluminum 1.6 Ratio Roller Rocker for AMC, SBF, Olds w/ 7/16" Stud; With a needle bearing fulcrum and a roller tip, our die cast aluminum rockers decrease friction and improve horsepower. This self-aligning 1.6 rocker fits AMC 290-401, Ford 289-351W and Olds 260-455 w/ a 7/16" stud.

Ultra Pro Magnum XD 1.5 Rocker and Magnum Pushrod Kit for Chevrolet 262-400 SBC; This rocker arm and pushrod kit for Chevrolet 262-400 Small Block includes a set of our 1.5 ratio Ultra Pro Magnum XD rocker arms and our 7.800" long Magnum pushrods.

Max-Lift BSR Shaft Rocker System for GM LS1, LS2, LS6; This pair of Max-Lift BSR Shaft Mount Rockers for Cathedral Port LS engines is a bolt-in rocker upgrade that requires no machine work to install. Clears factory valve covers while greatly increasing valvetrain rigidity.