Check out PROFORM's Super-Street Chrysler shaft mounted roller rockers.

These 1.6 ratio rocker arms are available for big-block and small-block engines.

Billet LS rocker arms from Howards Cams increase the efficiency of the valvetrain.

By reducing weight and friction and increasing stiffness, these rocker arms get the most from your camshaft.

PRW Industries revealed its new rocker arm kits for 1987-98 12-valve 4 and 6 B series turbocharged engines.

They also debuted their rocker kits for 1998-2018 24-valve 5.9 and 6.7 engines.

Bigger isn't always better when it comes to selecting the rocker arm ratio for your engine.

We talk with T&D Machine about the importance of getting the right rocker arm ratio.

New from Livernois - the Powerstorm HEMI Rocker Bar Systems. These rocker bar systems are made from CNC machined billet aluminum to increase valvetrain stability. Check it out here!

New from Howards - the Roller Tip Billet Aluminum Rocker Arms for GM LS Engines. These rockers help make more horsepower and better throttle response. Check them out here!

Setting up your modified LS engine's valvetrain requires the simple step of verifying you have the correct lifter preload.

Failing to set it correctly will compromise your engine's performance.