Latest Technology

At RPN Motorsports, we use the latest in technology to test and tune each engine that we build. Our state of the art equipment assures maximum output.


Powerful Performance

We are always looking for ways to pull more performance out of each engine we build. Our knowledge and passion keep driving us to deliver for you.


Results That Matter

Our engines are proven winners. With wins from local races to national races, you can rest assured your engine will be ready for any challenge.


Top Notch Support

Whether it is a question about your engine or with the set up on your race car, we can help. From our tech section to a phone call we offer our support.


Built to be run

With year of knowlege and countless hours of testing our engines are built to run at their maximum potential.

Designed with care

All of our engine components are designed and machined using state of the art CAD technolgy to asure perfect performance.

Forged in sweat and hard work

With over 2,500 hours of testing and building we have developed a system that helps to asure we reach the maxium potential of the engines we build.


USAC has approved the all new Modified World Formula and R.P.N. Motorsports is ready to deliver. We have been hard at work testing and tuning the new engine in our shop and on the race track. If you are interested in running this new class, please give us a call today!

About Us

  • Our Company

    R.P.N. Motorsports is a race engine building company that has been in business since 2007. R.P.N. is centrally located in Brownsburg, Indiana.
  • What We Do

    R.P.N. Motorsports specializes in the development and building of racing engines for quarter midgets, karts, and micro and mini sprints.
  • Who We Are

    With a degree in Mechanical Engineering, a passion for racing and eye for details, Andy Nock blends his unique background to build top notch engines.
  • Why Choose Us

    We are the builder of over 100 championship engines, offer top notch support, are quality engineered, have over 2,500 hours of product testing, and are constantly improving our products.
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