Sunbeam Rapier Series I Single Carb

Sunbeam Rapier Series I Single Carb - key facts

First introduced in 1955, the Sunbeam Rapier Series I Single Carb ended production in 1956.
The 4 cylinder engine acheived a maximum power of 63 bhp.
The Sunbeam Rapier Series I Single Carb accelerated from 0 to 60mph in 21.7 seconds.
The maximum speed of the Sunbeam Rapier Series I Single Carb was 85 mph.
A total of 7,477 units were manufactured ((Singe and Twin Carb versions)).

Sunbeam Rapier Series I Single Carb Specifications
Production	7,477 (Singe and Twin Carb versions)
From	1955
Until	1956
Bodywork
Body Style	Saloon
Dimensions
Length	13ft 4in	4m
Width	5ft 03/4in	1.54m
Front Track	4ft 0in	1.24m
Rear Track	4ft 0in	1.24m
Kerb Weight	2280lb/1ton	1034kg
Engine
Engine displacement	1390cc	85cu in
Bore	3in	76.2mm
Stroke	3in	76.2mm
Cylinders	4
Cylinder Layout	Inline
Valve operation	Overhead valve
Compression ratio	8:1
Power Output	63bhp @ 5000rpm	62PS @ 5000rpm
Specific Output	45bhp/litre	0.74bhp/cu in
Torque Output	73lbft @ 3000rpm	99Nm @ 3000rpm
Specific Torque	71Nm/litre
Fuel Type	Petrol
Fuel system	Single Carburettor
Carburettor make	Stromberg
Performance
Power to weight	62bhp/ton
Acceleration 0-50mph	14.9 seconds
Acceleration 0-60mph	21.7 seconds
Standing Qtr mile	22.4 seconds
Top speed	85mph	137km/h
Fuel consumption	34mpg	14km/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