Description
West Coast Classics are proud to present this 1954 Austin-Healey 100-4 BN1 Roadster which are considered the definitive "first" of the "Big Healeys," and celebrated for their pure design and lightweight agility.
Built September 10, 1954
Chassis No. BN1-L/ 219223
Body No. 5164
2660cc inline 4-cylinder engine
Dual carburetors
3-speed manual gearbox with overdrive
Smiths instrumentation
Factory heater option, Laminated windscreen, Miles per Hour speedometer
Finished in factory-correct Carmine Red paint
Black upholstery with Red piping and Black carpets
15-inch knock-off wire wheels
Front and rear bumper guards
British Motor Industry Heritage Trust CertificateThe BN1 models were produced between May 1953 and August 1955 before being replaced by the BN2.
Technical Specifications
Engine: 2, 660 cc (2. 7L) Inline 4-cylinder OHV engine, adapted from the Austin A90.
Performance:
Horsepower: 90 bhp @ 4, 000 rpm.
Torque: 144 ft-lbs @ 2, 000 rpm.
Top Speed: 106 mph (standard); up to 111 mph with the windshield folded down for aerodynamics.
Acceleration: 060 mph in approximately 11. 2 seconds.
Transmission: A unique 3-speed manual with overdrive on the top two gears. (Note: Technically a modified 4-speed where 1st was often blocked out due to the engine?s high torque).
Braking & Suspension: Girling 11-inch drum brakes all round; independent front suspension with coil springs and a rigid rear axle with semi-elliptic leaf springs.
Key Features
Folding Windshield: One of its most iconic features, allowing the driver to lay the screen flat for improved aerodynamics.
Construction: Aluminum and steel body panels over a steel frame.











