Harland Sharp D-Force Roller Rocker Arms are manufactured in-house out of 2024 Billet Aluminum to ensure maximum strength and durability for your Duramax valvetrain. The D-Force roller rocker arms also feature a roller tip for superior friction reduction and increased performance. For use in racing applications, and with no required modifications, the D-Force roller rocker arms from Harland Sharp truly are the simplest way of maximizing your diesel engines valvetrain performance!
- Made from 2024 billet aluminum
- Roller tip for friction reduction
- Installs in place of factory rocker arms
- Sold as a complete set