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Jowett Jupiter R1

Bodywork

type 2S DHC
doors 2

Engine information

Bore × stroke 72.50 mm × 90.00 mm 2.85 in × 3.54 in
Cylinders S-4
Displace 1.5 litre 1486 cc (90.681 cu in)
Engine type OHV
Valves 2 valves per cylinder | 8 valves in total
Engine construction
Sump
Compression ratio 9.25:1
Fuel system 2 Ze carbs
Maximum power 71 PS (70.0 bhp) (52.2 kW) @ 5000 rpm
0-50 mph
0-60 mph
0-100 mph -1.00 s
0-100 km/h
80 - 120 km/h
402 m (Quarter mile)
Standing km
Top speed 161 km/h (100 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 102.04 bhp/ton
Specific output
Maximum torque
bmep
Specific torque
Maximum rpm
Code
Main bearings
Coolant Water
Bore / stroke ratio 0.81
Unitary capacity 371.5 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2362 mm
wheelbase 93 in
Length (milimeters) 4343 mm
Length (inches) 171 in
Width (milimeters) 1575 mm
Width (inches) 62 in
Height (milimeters)
Height (inches)
L:W ratio 1.84
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 686 kg
Kerb weight (pounds) 1512 lb
Weight distribuiton
Fuel capacity (litres)
Fuel capacity (UK Ga)
Fuel capacity (US Gal)

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering
Turns lock-to-lock
Turning circle
Tyres
Wheels
Brakes F/R
Brake ∅
Braked area
Transmission
Top gear ratio 1.00
Final drive ratio 4.10

General information

RAC rating 13.0
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1951 Jowett Jupiter R1 PDF Manual
Designer unknown
Year 1951

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