1948 with a top speed. The wheelbase was longer and the overall length was a full longer. The RMB was replaced by the RMF for 1952. The RMB 2½ Litre models have light blue bonnet and bootlid badges, differentiating them from the RMA 1½ Litre models which have dark blue badges. A car tested by The Motor magazine in 1949 had a top speed of and could accelerate from 0– in 16.8 seconds. A fuel consumption of was recorded. The test car cost £1224 including taxes. Riley RMC The RMC (Roadster) was an open 2-door, single bench seat, 2/3-seater version of the RMB, with a large rear deck area and fold-flat windscreen. Announced in March 1948, it was delivered to Geneva just too late to be exhibited at the Geneva Motor Show. Primarily designed for the North American export market, it was normally built with left-hand drive, with the gear change lever on the steering column. The bonnet and radiator were lowered and the bonnet catches were arranged to be operated internally. Extra over-riders were fitted to the bumpers and the fuel tank was enlarged to . Eighteen months later, in September 1949, Riley announced future production would include a small quota of cars with right-hand drive. Riley attributed that to a slight increase in the supply of steel. Instead of side windows it was supplied with flexible celluloid-glazed side curtains with a hole for hand signals and, when deployed, flimsy synthetic roofing over a light metal frame. It shared that car's 2.5 L engine, and could reach . Just over 500 were built from 1948 until 1951. Both the back and front of the car bore a remarkable likeness to a 1934 Ford V8. Riley RMD The RMD (drophead) was a traditional 2-door cabriolet, the last cabriolet to wear the Riley name. It used the same 2.5 L 100 hp (75 kW) engine as the RMB, on which it was based. Just over 500 were produced between 1949 and 1951. This new body was first displayed in October 1948 at London's Earls Court Motor Show. Riley RME Released in 1952, the RME was an improved RMA. It still used the 1.5 L four and featured a fully hydraulic braking system. The body had an enlarged rear window with curved glass. To improve acceleration the rear axle ratio was changed from 4.89:1 to 5.125:1. When the 2.5 L (2443 cc)