About Manley

Manley Performance Products, founded in 1966 by Hank Manley, has been a leader in the high-performance automotive industry for over five decades. Originally known as Manley Speed Equipment, the company started with products like stainless valves and forged pistons. Over the years, Manley expanded its offerings to include connecting rods, crankshafts, rotating assemblies, valvetrain components, and more, catering to domestic, sport compact, and European applications. The company’s commitment to quality and performance has attracted partnerships with racing legends such as Don Garlits and Bill Jenkins.