Sunbeam Rapier Series IIIA

Sunbeam Rapier Series IIIA - key facts

Following it’s introduction in 1961, the Sunbeam Rapier Series IIIA continued in production until 1963.
The 4 cylinder engine acheived a maximum power of 75 bhp.
60mph was reached in 19.3 seconds.
Maximum speed of the Sunbeam Rapier Series IIIA was 90 mph.
A total of 17,354 units were manufactured .

Sunbeam Rapier Series IIIA Specifications
Production	17,354
From	1961
Until	1963
Bodywork
Body Style	Saloon/Convertible
Dimensions
Length	13ft 6in	4m
Width	5ft 03/4in	1.54m
Front Track	4ft 0in	1.24m
Rear Track	4ft 0in	1.24m
Kerb Weight	2340lb/1ton	1061kg
Engine
Engine displacement	1592cc	97cu in
Bore	3in	81.5mm
Stroke	3in	76.2mm
Cylinders	4
Cylinder Layout	Inline
Valve operation	Overhead valve
Compression ratio	9.1:1
Power Output	75bhp @ 5100rpm	74PS @ 5100rpm
Specific Output	47bhp/litre	0.77bhp/cu in
Torque Output	88lbft @ 3900rpm	119Nm @ 3900rpm
Specific Torque	75Nm/litre
Fuel Type	Petrol
Fuel system	Twin Carburettor
Carburettor make	Zenith
Performance
Power to weight	72bhp/ton
Acceleration 0-50mph	12.9 seconds
Acceleration 0-60mph	19.3 seconds
Standing Qtr mile	21.8 seconds
Top speed	90mph	145km/h
Fuel consumption	23mpg	10km/l
Chassis
Engine location	Front
Engine alignment	Longitudinal
Driven wheels	Rear
Front Suspension	Independent Coil Spring
Rear Suspension	Beam axle half eliptic leaf
Brakes	Drums front and rear
Gearbox type	4 speed Manual with Overdrive option
Number of gears	4