The splendid 1937 Big Four engine (90bhp) in a lengthened RMA chassis (mechanics identical) with light blue diamond badge. From 1948, power up to 100 bhp, which spells 95mph and 80-85mph cruising. Still a long-legged machine, but hard work at low speeds.
- 2443cc (S4 OHV)
- Front engine, rear-wheel drive
- Production dates:
- 1946 to 1952
- Number produced: