Diamond Racing Pistons is one of the leading manufacturers of high performance forged pistons used in professional racing and high horsepower engine builds. Known for precision machining and advanced piston design, Diamond pistons are trusted by engine builders and racing teams worldwide.
Diamond specializes in premium forged pistons engineered to handle extreme cylinder pressure, high RPM and demanding performance applications. Their pistons are designed to deliver strength, durability and precise fitment for modern performance engines.
Popular applications include forged pistons for LS engines, Small Block Chevy and Big Block Chevy builds, as well as custom piston designs for specialized engine combinations.
Whether you are building a high horsepower street engine, a boosted setup or a dedicated race engine, Diamond Racing Pistons provide the strength and reliability required for serious performance applications.
