Radical SR3 chassis number 657 is a right hand drive orange car with a RLM Stage 2 1500cc engine. It has paddle shifting, air jacks, Intrax triple adjustable dampers, dry break refueling, 77L FiA fuel cell, and Carbon Le Mans mirrors, dive planes and biplane wing. In July 2021 the car was located in Scotland, where it has been since 2017, and is raced in SMRC Sports/Saloons and KMSC Mod Sports.