| petrol | |
| diesel | |
| alcohol based | |
| gas (LPG, CNG) | |
| steam | |
| electricity |
(1907 model)
2-door 2-seater roadster, petrol (gasoline) 4-cylinder 8-valve straight (inline) engine, side valves (flathead, L-block, L-head), 8200 cm3 / 500.4 cu in / 500.4 cu in, manual 4-speed transmission, rear wheel drive
| Marque (make) | American Underslung | Issued from | 1907 |
|---|---|---|---|
| Model | Roadster | Issued until | |
| Serie | Roadster | Number made | |
| Model family | Body construction | ||
| Model code | Body designation | ||
| Manufacturer | American Underslung | Country | US |
| Base platform | Number of doors | 2 | |
|---|---|---|---|
| Bodywork type | roadster | Number of seats | 2 |
| Bodywork designer | Cargo capacity (volume) | ||
| Passenger space (volume) | Max. cargo capacity (volume) |
| Length | Total (curb) weight | ||
|---|---|---|---|
| Width | Dry weight | ||
| Height | Load capacity | ||
| Wheelbase | 2794 mm / 110.0 in / 110.0 in | Gross (max.) weight | |
| Track front | Towing weight | ||
| Track rear | Weight distribution (front) | ||
| Ground clearance | Fuel capacity | ||
| Length/wheelbase ratio |
| Drag coefficient (Cd, Cx, Cw) | Frontal area (A) | ||
|---|---|---|---|
| Aerodynamic coefficient (Cd×A) | Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph) |
| Engine Code | Total number of cylinders | 4 | |
|---|---|---|---|
| Engine Type | straight (inline) | Total number of valves | 8 |
| Engine Manufacturer | Teetor-Hartley | Valves per cylinder | 2 |
| Engine construction | Bore | 136.0 mm / 5.35 in / 5.35 in | |
| Fuel | petrol (gasoline) | Stroke | 139.0 mm / 5.47 in / 5.47 in |
| Fuel details | Bore/Stroke ratio | 0.98 | |
| Fuel supply | Engine displacement | 8200 cm3 / 500.4 cu in / 500.4 cu in | |
| Engine Main bearings | Unitary capacity | 2050.00 cm3/cylinder / 125.099 cu in/cylinder / 125.099 cu in/cylinder | |
| Cam Design | side valves (flathead, L-block, L-head) | Compression ratio | |
| Sump | Max. output power | at | |
| Aspiration | natural | Max. torque | at |
| Compressor type | N/A | Maximum rpm | |
| Intercooler | no | Max. net output (power at the wheels) | |
| Coolant | water | Specific output | |
| Catalytic converter | no | Specific torque |
| Transmission type | manual | Number of gears | 4 |
|---|---|---|---|
| Wheel drive | rear wheel drive | Top gear (drive) ratio | |
| Final gear (drive) ratio |
| Acceleration 0-50 mph (80 km/h) | Top (maximal) speed | ||
|---|---|---|---|
| Acceleration 0-60 mph (97 km/h) | Power-to-weight ratio | ||
| 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) | ||
| Standing ¼mile time | Fuel consumption, Euro | ||
| Standing kilometer time | CO2 emissions | ||
| Range |
| Engine location | front | Engine alignment | longitudinal |
|---|---|---|---|
| Steering | Steering details | ||
| Turns lock-to-lock | Turning circle | ||
| Suspension front | Suspension rear | ||
| Wheels front | Wheels rear | ||
| Tyres front | Tyres rear | ||
| Brakes front | Brakes rear | mechanical | |
| Brake diameter front | Brake diameter rear | ||
| Brakes details | Braked area |
Technical specifications and performance data of American Underslung Roadster
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