Austin 7 AB Tourer ("Chummy") 1922-26 See specifications below illustration Page 005 AB |
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Engine
2 bearing, 4 in-line, side valve, Bore: 56mm Stroke: 76.2mm Displacement: 747cc Compression ratio: approx 5.5:1 Carburettor:single Zenith 30VE1 Power output: 10.5bhp at 2,500rpm Performance Maximum speed: 51mph Acceleration: 0-50mph 24 secs Fuel consumption: 38mpg Transmission Clutch: single dry plate Gearbox: non-syncro, 3 speed manual Construction Steel body bolted to steel A-form frame chassis, alluminium body Steering Worm & wheel, 11/4 turns lock to lock |
Brakes
Cable operated drums all round Suspension Front: Beam axle with tranverse half eliptic leaf spring Rear: Quarter eliptic leaf springs Austin made friction dampers Wheels & Tyres 26 bolt-on wire, 3.5 balloon tyres Dimensions & Weight Wheelbase: 6ft 3in Track F & B: 3ft 4in Overall length: 9ft 2in Overall width: 3ft 10in Turning circle: 33ft Kerb weight: 7.5cwt approx. Tank capacity: 4 gallons Production AD Tourer 1926-29 1927 Austin Sevens: 21,671 Total UK Austin 7 Saloon & Tourer production 1922-39: 290,944 |