Mr Gasket - 924G - Fits Big Block Chevrolet & Pontiac V8 Using Aluminum Rocker Arms

Designed to keep the rocker arms positively locked for precise and critical valve train adjustments. Manufactured from quality grade steel, then heat-treated for extra strength and plated with a durable finish. Kits include 16 rocker arm nuts with socket head set screws and one hex key wrench.