Ilmor Engineering Ltd. Northampton, UK Engine Design, Development, and Testing Racing OEM Mainstream, Performance, and Niche Precision Manufacture Innovation and IP Generation

Ilmor is a British independent high-performance motor racing engineering company. It was founded by Mario Illien and Paul Morgan in November 1983. With manufacturing based in Brixworth, Northamptonshire, and maintenance offices in Plymouth, Michigan, the company supplies engines and consultancy to the IndyCar Series and MotoGP.

Ilmor’s marine division continually challenges the status quo and elevates expectations for quality, reliability, innovation, and service—all to deliver recreational boating experiences that are uniquely different and simply better, both on and off the water.

Ilmor engineers high - performance engines for racing, marine and motorcycle with over 25 years of history in the racing world, and a well - earned reputation for winning.

For 40 years, Ilmor has been redefining the standard of engineering on and off the racetrack. Whether in the automotive, marine, or aerospace sectors, we have been pushing the boundaries of what is possible. Find Out More

Ilmor Engineering is a globally recognized provider of high performance motorsport engines for the top levels of racing, including IndyCar, NASCAR, and ARCA. Ilmor also designs, develops and produces industry-leading recreational marine engines for major manufacturers worldwide.

About Ilmor. At Ilmor, we are passionate about pushing the boundaries of what is technologically possible. Our continuous drive to maximize both power and simplicity led us to many great successes, especially in motorsports.

The best place to get genuine Ilmor parts for your marine engine. Find filters, impellers, belts, pulleys, and more for any Ilmor engine model year.

Ilmor can provide solutions for all types of powertrains, from IC engines through to E-machines. Whether we are designing an individual component, a sub-system or a complete power unit, we have the expertise to create the most effective design possible.

Ilmor got its start in 1983 when two engineers—Mario Illien and Paul Morgan—sent a letter to Roger Penske proposing a new company to design and build turbocharged engines for the IndyCar series. Within three months they gained Penske’s …