Mosley. Mosley would get a best finish of third place at the Indianapolis 500, where he would also set the fastest lap of the race. Mosley finished 10th in the championship. In 1980, Theodore returned with AAR and Mosley. They originally fielded the No. 48 Eagle 80-Cosworth DFX at the Datsun Twin 200 at Ontario Motor Speedway. In the race, Mosley retired in 19th place due to a broken cylinder. Starting at the Indianapolis 500 the team replaced the Cosworth engine with a Chevrolet V8. Mosley qualified in 26th place and retired after five laps due to a broken gasket, finishing in 32nd place. the Theodore/AAR team appeared again at the True Value 500 at Pocono International Raceway before parting ways. In the race, Mosley qualified in fourth place and finished in 23rd place after retiring due to a burnt piston. Mosley finished 41st in the championship. In 1981, Theodore fielded their own car. They first appeared at the Indianapolis 500 (part of the USAC Gold Crown Series) with the No. 33 Red Roof Inns McLaren M24-Cosworth DFX with Vern Schuppan driving. The car qualified in 18th place and finish in third place. The team also raced at the Van Scoy Diamond Mines 500 at Pocono International Raceway. The car started in fifth place and retired in 17th place due to a loss of oil pressure. Schuppan went on the finish 10th in the USAC standings. The team also competed in the CART/PPG World Series, with Schuppan driving. The team first appeared at the Norton Michigan 500 at Michigan International Speedway finishing in 24th place due to a blown engine. The team then went into partnership with Thomas W. Barrett III for the AirCal 500K at Riverside International Raceway, the II Copa Mexico 150 at Autodromo Hermanos Rodriguez and the Miller High Life 150 at Phoenix International Raceway. The team replaced the McLaren M24 with a March 81C for Riverside. Schuppan achieved a best finish of 15th place at Phoenix and finished 36th in points. At the 1982 Indianapolis 500 (counted toward the 1981–82 USAC Gold Crown Series) Theodore would field with Bob Fletcher Racing a car for Desire Wilson, the No. 33 Eagle 81-Cosworth DFX. Wilson failed to qualify. Teddy Yip Sr. was attending the race while Teddy Yip Jr. was born. In 1983, Theodore supplied factory-backed chassis for Tom Sneva and Kevin Cogan, fielded by Bignotti-Carter Racing. The