The D-Force product line is a series
of roller tip rocker arms for the high performance diesel
aftermarket.
Reduce friction, increase performance and maximize your
valvetrains strength and durability with
2024 billet aluminum rocker arms from Harland Sharp.
Stock and increased ratios now available for most
applications including:
12VCummins
24V Cummins
6.0L Ford Power Stroke
6.5L GM Diesel
6.6L GM Duramax
International Harvester DT466
Custom Applications