Manley VALVE-GEN II 2.375 ST

Manley Performance is a respected leader in the high-performance aftermarket, delivering precision internal engine components built for serious power. Known for producing durable pistons, connecting rods, and valvetrain components, Manley Performance Products are trusted in everything from sport compact and LS builds to traditional V-8 racing engines. At Behrent’s Performance Warehouse, you’ll find a range of Manley engine parts, including forged pistons, pushrods, and valve springs designed to withstand high RPM, boost, and extreme cylinder pressures. With a reputation for quality manufacturing and proven results in competitive racing, Manley continues to support engine builders who demand strength, consistency, and reliability.