Quality wins...

LSM is Dedicated to supporting the racing community with High Quality Tools
Spring Compressors

LSM has both "Heads on the engine "and "Heads off the engine", Spring Compressors .

LSM is a tribute to real racing and is dedicated to supporting the racing community with the highest Quality Products .

45 years running
See why we are the leader
Valve lash

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

CNC Machined
Billet Tools

Designed And Manufactured in the USA

Testing Your Valve springs is critical to maintaining a winning race motor.


4190 Citrus Ave,

Rocklin, CA 95677

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