(1951 model)
| Marque (make) | Jowett | Issued from | 1951 |
|---|---|---|---|
| Model | Jupiter R1 | Issued until | |
| Serie | Jupiter | Number made | |
| Model family | Body construction | ||
| Model code | Body designation | ||
| Manufacturer | Jowett | Country | UK |
| Base platform | Number of doors | 2 | |
|---|---|---|---|
| Bodywork type | drophead coupé (convertible coupé) | Number of seats | 2 |
| Bodywork designer | Cargo capacity (volume) | ||
| Max. cargo capacity (volume) |
| Length | 4343 mm / 171.0 in / 171.0 in | Ground clearance | |
|---|---|---|---|
| Width | 1575 mm / 62.0 in / 62.0 in | Length/wheelbase ratio | 1.84 |
| Height | Total (curb) weight | 686 kg / 1512 lb / 1512 lb | |
| Wheelbase | 2362 mm / 93.0 in / 93.0 in | Dry weight | |
| Track front | 1321 mm / 52.0 in / 52.0 in | Weight distribution (front) | |
| Track rear | 1321 mm / 52.0 in / 52.0 in | Fuel capacity |
| Drag coefficient | Frontal Area | ||
|---|---|---|---|
| Cx |
| Engine Code | Total number of cylinders | 4 | |
|---|---|---|---|
| Engine Type | straight (inline) | Total number of valves | 8 |
| Engine Manufacturer | Jowett | Valves per cylinder | 2 |
| Engine construction | Bore | 72.5 mm / 2.85 in / 2.85 in | |
| Fuel | petrol (gasoline) | Stroke | 90.0 mm / 3.54 in / 3.54 in |
| Fuel supply | Bore/Stroke ratio | 0.81 | |
| Engine Main bearings | Engine displacement | 1486 cm3 / 90.7 cu in / 90.7 cu in | |
| Cam Design | OHV (overhead valve, I-head) | Unitary capacity | 371.50 cm3/cylinder / 22.670 cu in/cylinder / 22.670 cu in/cylinder |
| Sump | Compression ratio | 9.2 : 1 | |
| Aspiration | natural | Max. output power | 52.2 kW / 71.0 hp / 71.0 hp at 5000 rpm / 5000 rpm / 5000 rpm |
| Compressor type | N/A | Max. torque | at |
| Intercooler | none | Maximum rpm | |
| Coolant | water | Max. net output | 51.5 kW / 70.0 bhp / 70.0 bhp |
| Catalytic converter | no | Specific output | 47.1 kW/l / 1.049 bhp/cu in / 1.049 bhp/cu in |
| Specific torque |
| Transmission type | Number of gears | ||
|---|---|---|---|
| Wheel drive | rear wheel drive | Top gear (drive) ratio | 1.00 |
| Final gear (drive) ratio | 4.10 |
| Acceleration 0-50 mph (80 km/h) | Top (maximal) speed | 161 km/h / 100 mph / 100 mph | |
|---|---|---|---|
| Acceleration 0-60 mph (96 km/h) | Power-to-weight ratio | 102.04 kW/ton / 138.74 bhp/ton / 138.74 bhp/ton | |
| Acceleration 0-100 km/h | Fuel consumption, City (urban) | ||
| Acceleration 0-100 mph (160 km/h) | Fuel consumption, Road (extra-urban) | ||
| Acceleration 80-120 km/h (50-70 mph) in top | Fuel consumption, Mixed (combined) | ||
| 0-Quarter-mile time | Fuel consumption, Euro | ||
| 0-Kilometer time | CO2 emissions |
| Engine location | front | Engine alignment | longitudinal |
|---|---|---|---|
| Steering | |||
| Turns lock-to-lock | Turning circle | ||
| Suspension front | Suspension rear | ||
| Wheels front | Wheels rear | ||
| Tyres front | Tyres rear | ||
| Brakes front | Brakes rear | ||
| Brake diameter front | Brake diameter rear | ||
| Braked area |
Technical specifications and performance data of Jowett Jupiter R1
