Ariel Square Four 1948-1959 Limited Edition Extra

After the war the 1000cc was continued and gradually uprated with telescopic front forks, improved cooling and an all-new aluminium engine. The final redesign came in 1954 and coded the 4G Mk II; raised compression developed 42hp at 5800rpm and was a handsome machine. Lack of financing meant cessation in 1958. A book of contemporary road tests, specification and technical data, new model introductions, development, rider's impressions, history, touring, technical articles on tuning, engine stripping, decoking. 136 pages, 350 illus. SB.