KIBBLEWHITE
KPMI RACING VALVE SPRING KIT PART# 91-91150
- KPMI reg valve springs are wound from Premium Kobe Super-Clean Chrome Silicon Wire
- KPMI reg 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