Description

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1804 rockers feature a 1.5 ratio for use with 7/16″ stud Chevrolet 200-262 V6. Built to outlast and outperform in accuracy and strength, the Ultra Pro Magnum XD rocker arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1.5 to 1.8 in 0.5 in. increments for Chevy and 1.6 to 1.73 for various Ford applications is available. These Ultra Pro Magnum XD rockers are fully rebuildable and boast precision-sorted needle bearings and hardened roller tips. And, they work with most diameter springs and retainers. The XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI(moment of inertia) optimization for drag and circle track applications.

8650 Steel Construction

Outlasts And Outperforms Other Rockers

Unique Machined Billet Pushrod Seat

FEA And CAD Development

Improved Strength And Stiffness

Rebuildable Design

Engineered For Use In Endurance/Circle/Drag Race

Lifetime Warranty

Application Summary: