The Custom Eight Torpedo Sedan-Coupé is a rear wheel drive coupé automobile with a front placed engine, manufactured by Pontiac.
The Custom Eight Torpedo Sedan-Coupé forms part of Pontiac's Series 29 range of cars.
The power is produced by a naturally aspirated engine of 4.1 litre capacity. This powerplant features side valve valve gear, 8 cylinder layout, and 2 valves per cylinder. It develops 103 bhp (104 PS/77 kW) of power at 3500 rpm, and maximum torque of 258 N·m (190 lb·ft/26.3 kgm) at 2200 rpm.
The engine transfers its power through to the wheels via a 3 speed manual transmission.
The stated weight at the kerb is 1569 kg.
Full specs
|
|
|||
| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3099 mm | 122 inches | |
| Track/tread (front) | 1473 mm | 58 inches | |
| Track/tread (rear) | 1562 mm | 61.5 inches | |
| Length | 5372 mm | 211.5 inches | |
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.73 | ||
| Kerb weight | 1569 kg | 3459 lb | |
| Weight distribution | |||
| fuel tank capacity | 64.4 litres | 14.2 [17] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Pontiac | ||
| Engine code | |||
| Cylinders | Straight 8 | ||
| Capacity | 4.1 litre 4078 cc (248.855 cu in) |
||
| Bore × Stroke | 82.55 × 95.25 mm
3.25 × 3.75 in |
||
| Bore/stroke ratio | 0.87 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 16 valves in total |
||
| maximum power output | 104 PS (103 bhp) (77 kW) at 3500 rpm |
||
| maximum torque | 258 Nm (190 ft·lb) (26.3 kgm) at 2200 rpm |
||
| Specific output | 18.8 kW/litre 25.6 ps/litre 25.3 bhp/litre 0.41 bhp/cu in |
||
| Specific torque |
63.27 Nm/litre
0.76 ft·lb/cu3 |
||
| Engine construction | |||
| Lubrication | |||
| compression ratio | 6.5:1 | ||
| Fuel system | 1 Carter carburettor | ||
| bmep (brake mean effective pressure) | 795 kPa (115.3 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 509.75 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | |||
| Power-to-weight ratio | Higher is better 66.56 PS/tonne (1000 kg) 0.07 PS/kg 48.95 kW/tonne (1000 kg) 0.05 kW/kg 65.65 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb |
||
| Weight-to-power ratio | Lower is better 20.43 kg/kW 34.12 lb/bhp |
||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 6.50 x 16 | ||
| Tyres rear | 6.50 x 16 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.10 | ||
| general | |||
| Carfolio.com ID | 823856 | ||
| Production total | |||
| Model code | 27 | ||
| Model family | Series 29 | ||
| RAC rating | 33.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
|
1941 Pontiac Custom Eight Torpedo Sedan-Coupé added 2025-01-25. Last modified 2025-01-25. |
|||