Description
Ultra Pro Magnum XD Roller Rocker Arms, 7/16″ Stud Dia, 1.73 Ratio
Suit Ford Boss 302, 351C, 429 – 460
CO1830-16
1830-16
Built to outlast and outperform in accuracy and strength, the Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and includea machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular applicationfrom 1.5 to 1.7 in .5 increments for Chevy and 1.6 to 1.7 for various Ford applications is available. These XD rockers are fully rebuildable and boastprecision-sorted needle bearings and hardened roller tips. And, they work with most diameter springs and retainers. The new XD design utilises advancedFEA and CAD design and development to improve strength, stiffness and MDI optimisation for drag and circle track applications.Machined billet pushrod seat insert for wide range of rocker ratios used in popular Chevy and Ford applications8650 Steel construction outlasts and outperforms other rockers in accuracy and strengthPrecision-sorted needle bearings better distribute the load and reduce wearEngineered for use in circle track and drag race applications
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