Jowett Jupiter 1950-54 Specifications

Engine
Flat 4 cylinder
4 stroke petrol
8 overhead valves
Displacement: 1,486cc
Bore: 72.4mm
Stroke: 90mm
Compression ratio: 8.0 - 1
Valves: 2 per cylinder
Carburettors: 2
Power output: 60hp at 4500 rpm

Performance
Maximum speed: 88mph
Standing 1/4 mile: 21.0sec
Acceleration: 0-60 mph: 14.2secs
Overall fuel consumption: 30 mpg

Transmission
4-speed manual
column change
Syncromesh on 2nd, 3rd & top
Rear wheel drive

Construction
Tubular steel space frame chassis, aluminium body

Brakes
Hydraulic, drum all round

Steering
Rack and pinion

Wheels
5 stud, 16in, pressed steel

Suspension
Front: Independant, unequal wishbones with torsion bar, telescopic dampers
Rear: Live axle, panhard rod, tranverse torsion bar, telescopic dampers

Dimensions & Weight
Wheelbase: 93in
Track front: 52in
Track rear: 50.5in
Overall length: 168in
Overall width: 62in
Overall height: 56in
Kerb weight: 1,895 lbs
Fuel tank: 11 Imp. gals

Jupiter Production
1949-1954
Mk1: 731
Mk1a: 94
Special bodied: 68