US Formula 1000 Championship
The US Formula 1000 Championship is comprised of three separate championships within one series run within the SCCA National program. Drivers compete in either the US Formula 1000 East or the US Formula 1000 West Championship. Those drivers are also eligible to compete for the overall US Formula 1000 Championship. US Formula 1000 cars are purpose-built high-performance Formula 1000 race cars and Formula 2000 converted race cars powered by 1000cc motorcycle engines, with top speeds in excess of 150 MPH.