Duffee Motorsports  builds custom engines for all types of automotive motorsports.  We offer full in-house machining capability for quality control to provide engines we are proud of and can stand behind.

    We have a successful reputation for machining and building rare or obscure engines that meet their performance demands and longevity.

Every engine we build is tailored for the customers needs and application, no two engines are alike.

Vintage and vintage racing

  Full race

Serious street and show

Restoration