KPMI valve springs are wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved, and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics,stress, mass, and operating rpm.

• Part numbers ending with S use steel retainers
• Part numbers ending with T use titanium retainers

PROP 65 WARNING: Cancer and/or reproductive harm - www.P65Warnings.ca.gov