Quality wins...

LSM is dedicated to supporting the high performance racing industry with high quality, made in the USA tools
Valve Spring Compressors

LSM has Valve Spring Compressors for both on the engine and when the heads are off.

LSM is a tribute to real racing and is dedicated to supporting the racing community with the highest quality, made in the USA products.

Over 45 years in business
See why we are the leader
lsm Valve lash adjusting Torque wrench

Our Valve Lash Adjusting Torque Wrench is the industry standard. Expertly and precisely sets valve lash for optimum performance and rocker arm longevity.

CNC Machined
Billet Tools

Proudly designed and manufactured in the USA
Valve Spring PRESSURE TESTER

Testing your valve springs is critical for maintaining a winning race engine.

Headquarters

4190 Citrus Ave.

Rocklin, CA 95677 USA

916-632-2692

Mon - Fri, 8:30am - 4:30pm