Shaft Mount Ultra Pro Magnum Roller Rocker Arms for Chrysler B/RB V8 383-440 applications are made from SAE 8620 chromemoly steel. They are heat treated for maximum strength and stiffness to stand up to the demands of high performance applications. These shaft mount rockers contain proprietary bushing inserts and a unique oiling system that lubricates all the critical parts for a long lasting service life. Designed to handle roller lobes and higher spring rates, these Shaft Mount Ultra Pro Magnum Rocker Arms include a special adjuster that allows the use of conventional ball end pushrods. This is a complete kit; all bolts, shafts and spacers are included
This 1.5 ratio Ultra Pro Magnum right rocker arm replaces the right oriented rocker arms that come with our 1621-16 Ultra Pro Magnum Shaft-Mount Rocker system for Chrysler 383-440 B/RB.
273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA
For Big Block Chrysler applications; Contain all proprietary bushing inserts; Unique oiling system lubricates all critical parts for longevity
COMP Cams Ultra Pro Magnum Shaft Mount Right Rocker Arm, 1.5 Ratio for Big Block Chrysler, Single Piece
Ultra Pro Magnum 1.5 Ratio Right Shaft Mount Rocker for Chrysler 383-440 B/RB
COMP Cams Ultra Pro Mag Rocker Chrysler BB
Ultra Pro Mag 1.5 Rt Rocker Chrys B/RB
Ultra Pro Mag Rocker, CHRYS BB Right
Engine Rocker Arm
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