Ilmor
![Mario Illien, co-founder of Ilmor](/Images/godic/202502/08/Mario_Illien2453.jpg")
![The Chevy Indy V-8](/Images/godic/202502/08/Ilmorchevyindyv82453.JPG")
![A 2000 McLaren MP4-15's Mercedes-Benz FO110J 3.0 litre V10 engine, made by Ilmor](/Images/godic/202502/08/Mercedes-Benz_FO110J_engine2453.jpg")
![Ilmor X3](/Images/godic/202502/08/IlmorX3-0012453.jpg")
Ilmor, founded by Mario Illien and Paul Morgan in November 1983, is a British independent high-performance autosport engineering company. With manufacturing based in Brixworth, Northamptonshire, and maintenance offices in Plymouth, Michigan, the company supplies engines and consultancy to the IndyCar Series and MotoGP.