Sunbeam MkIII 1954-57
See specifications below illustration
Page 082E
Whilst the trademark owner has consented to the reproduction of its logo and emblems it has no connection with or responsibility for this drawing or for the technical data and gives no warranty as to its accuracy.

Sunbeam MkIII 1954-57 specifications

Engine
4 Cylinder inline, ohv
Bore: 81mm
Stroke: 110mm
Displacement: 2,267cc
Compression ratio: 7.4:1
Carburettor: twin choke downdraught
Power output: 80bhp at 4,400rpm.

Performance
Maximum speed: 95mph
Acceleration 0-60mph:
18.4 secs
Approx fuel consumption: 20.8mpg

Construction
Steel body on box section steel frame

Transmission

4-speed manual, syncromesh on top 3 ratios, Laycock de Normanville overdrive
Ratios: 3.28(OD), 4.22(direct), 5.55, 9.14, and 11.81 to 1. Open prop shaft. Hypoid rear axle

Brakes
Lockeed hydraulic, drums

Suspension
Front: Independent, wishbones and coil springs Rear: semi elliptic leaf with Panhard rod, Armstrong hydraulic dampers all round

Wheels & Tyres
6in bolt-on ventilated disc wheels with 16in x 5.50 crossply tyres

Dimensions & Weight
Wheelbase: 8ft 1.5in
Track - front: 3ft 11.5in
Track - rear: 4ft 2in
Overall length: 13ft 11.5in
Overall width: 5ft 2.5in
Height: 5ft 0.7in
Ground Clearance: 6.7in
Turning circle: 36ft
Kerb weight: 27.88cwt