'79-'94For 10mm Studs / 1.6:1 Ratio Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the Serious performance enthusiast in mind. They...

These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.52 ratio, they are designed for Serious performance...

Applications: Chevrolet Small Block 265-400 c.i.d. V8 3/8" Studs / 1.52:1 Ratio. Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the...

These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.52 ratio, they are designed for Serious performance...

'79-'94For 10mm Studs / 1.52:1 Ratio Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the Serious performance enthusiast in mind. They...

These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.52 ratio, they are designed for Serious performance...

173 Applications are the ultimate street Rocker. With a 10mm Stud diameter and 1.6 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from...

'68-'89For 3/8" Studs / 1.7:1 Ratio Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the Serious performance enthusiast in mind. They...

These Magnum Roller Rocker Arms for Ford V8 289-351W (Rail Type) 1968-89 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.6 ratio, they are designed for Serious...

'68-'95For 3/8" Studs / 1.6:1 Ratio Magnum Roller Rocker Arms. Magnum Roller Rockers are the ultimate street Rocker because they were designed with the Serious performance enthusiast in mind. They...

Non-Rail / '61-'67 Oldsmobile 260-455 c.i.d. V8 3/8" Studs / 1.6:1 Ratio Ultimate street Roller Rocker arm designed for Serious performance enthusiasts Constructed from 8620 chromemoly Steel, a...

These Magnum Roller Rocker Arms for Pontiac V8 265-455 Applications are the ultimate street Rocker. With a 7/16" Stud diameter and 1.65 ratio, they are designed for Serious performance enthusiasts...