In 1931 another new owner fitted a heavier 30 hp (22 kW) ABC Scorpion engine, another flat twin and, to keep the weight down, reworked it as a single seater.
Later in 1931, a new proprietor fitted the vehicle with a more potent 30 hp (22 kW) ABC Scorpion engine, and by modifying its design, converted it from a two-seater to a one-seater.