Manton Tool Steel 1998-18 24 Valve Cummins Common rail Cummins Roller Rocker Arm System 5.9/6.7L (Without Stands)
Includes:
(12) Roller Rocker Arms (Factory Rocker Ratio)
(12) Toolsteel Adjusting Screw
(12) Billet Valve Bridges
(12) ARP Adjusting Screw Jam Nut
(12) 12-point ARP Rocker Arm Shaft/Stand Bolts & Washer
(12) Toolsteel Rocker Arm Trunnions
Introducing Manton's new "Bolt On" Toolsteel Roller Rocker Arm Assemblies for 1998.5 - Present 5.9/6.7 Cummins Diesel engines. We've applied our top-tier standards from Top Fuel and Blown Alcohol Fat Head Hemi systems. Rocker arm bodies feature polished bronze bushings machined from our proprietary grade toolsteel. Specially selected toolsteel with unique heat treatment enhances durability and performance. Includes aerospace-grade toolsteel roller and pin for high load capability. Comes complete with Toolsteel Adjusting Screws, Corrected Oiling Trunnion Bearings, and Billet Valve Bridges. Features 12-point Jam Nuts and upgraded Rocker Arm Retention Bolts for enhanced reliability. Designed to bolt on without engine modifications, ensuring durability, reliability, and efficiency. If you have any questions, please email Techline@mantonpushrods.com or call (951) 245-6565