Riverside International Raceway

Riverside International Raceway (Sometimes known as RIR or Riverside Raceway) was a racing track or road course in Riverside, California. A driver died during the first weekend after the opening and several more drivers perished while the track was in operation from 1957 to 1989.

Races held at Riverside International Raceway

• The NASCAR Winston Cup Series and Winston West: Motor Trend 500, Nascar Winston Western 500, and NAPA 400 (The Cup and West series raced together in those races.)
• The CART PPG/Indycar World Series (now Champcar): AirCal 500 (1981-1983)
• Various USAC Championship Trail (Indycar) events
• The Los Angeles Times Grand Prix of Endurance
• The 1960 United States Grand Prix
• (Unofficial) 24 hours of Riverside, testing the Chevy Corvair
• IROC