VAC Motorsports Aluminium Rocker Arms are here to dispel the myth that heavy steel rockers are needed to maintain reliable performance and sacrifice high RPM stability.

These billet rocker arms have been through painstaking R&D and real world use to ensure the best performance in all areas.

VAC rocker arms feature:

Advanced metallurgy in all areas of construction
Internal lubrication port to directly lubricate camshaft lobes
Larger camshaft sweep area for following aggressive camshafts
Euro-style screw and nut for lash adjustment; easier to adjust, keeps it’s adjustment best
Cam contact area is longer and easier on camshafts under stress
Much stronger than stock, made from virgin billet aluminium
CAD/CAM designed with FEA (finite element analysis) optimization
Extra wide valve contact area for even stress distribution
Fully rebuildable in case of engine lubrication failure
20% lighter than weak BMW original rocker arms
Extra clearance for larger retainers
Cam Pads are finished and treated to Top-Fuel racing specifications
Each cam pad individually referenced for level of hardness and porosity.
Higher strength & less deflection allow use of more radical camshaft designs and offer more precise valve motion
Made in-house at VAC Motorsports in the USA
Unheard of: guaranteed against excessive wear, even when racing! 100% support

Superior in all ways, VAC Motorsports Billet BMW Rocker Arms are a must when running a high performance camshaft or when racing. Suitable for street use as well.

With these rockers, you eliminate the known weak point in the M10/20/30 series valve train, opening up room for much more power and reliability under all conditions.

VAC Motorsports Rocker Arm Shaft Locks required – not compatible with stock rocker arm locks/springs.

Priced per set of twelve.