track sessions

Rated for up to 2000 horsepower

To simplify

All threads are formed and not cut as usual

BMW M60 / M62 Valve Spring Kit by 5150 AutoSport 4G64 track sessions5150 AutoSport High Performance Valve Spring Kit for BMW M60 M62 Engines Designed for enthusiasts who push their BMW M60 or M62 engine beyond factory limits, the 5150 AutoSport Valve Spring Kit ensures your valvetrain can handle higher RPMs, increased boost, and aggressive cam profiles. This kit includes high tension valve springs, precision engineered seats, and lightweight retainersproviding the stability needed for high performance builds. Whether