Thunder Works was founded in 1998, dedicated to providing the highest quality engines for discerning horsepower enthusiasts!

Thunder Works is a high-performance, quality driven engine builder located in Victorville, CA.

Marv Grogan is the founder and owner of Thunder Works, and has over 30 years of experience in all aspects of high-performance engine building .

Marv is proud to have learned the fundamentals of quality engine building from his early years of working with Jay Steel, legendary owner of Taylor Engines in Whittier, CA.

What makes Thunder Works unique?

Owner and master machinist Marv Grogan has the knowledge and expertise to craft winning engine combinations!

Contact Thunder Works today to develop your next engine solution!