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Triumph TR 4 A IRS, 1966
| Manufacturer | Triumph |
| Model | TR 4 A IRS |
| Year of production | 1966 |
| Start of production | |
| End of production | |
| Body type |
roadster |
| Number of doors | 2 |
| Number of seats | 2 |
| Engine position |
front |
| Drive wheel |
rear |
| Fuel |
petrol |
| Number of cylinders |
inline 4 |
| Cooling |
liquid |
| Capacity | 2138 ccm, 129.9 cu-in |
| Bore | 86.0 mm, 3.386 in |
| Stroke | 92.0 mm, 3.622 in |
| Compression ratio | 9.0:1 |
| Valve Gear |
OHV |
| Valves per cylinder | 2 |
| Fuel system |
carburator, 2 x Stromberg |
| Aspiration |
normal |
| Max power [kW / PS / hp] |
77 / 105 / 104 at 4700 rpm |
| Max torque [Nm / ft-lb] |
179 / 132 at 3000 rpm |
| Total power (hybrid) | |
| Total torque (hybrid) |
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| Gearbox | M4 |
| Gearbox (option) | |
| Wheelbase | 2235 mm, 88 in |
| Front track | |
| Rear track | |
| Length | 3962 mm, 156 in |
| Width | 1473 mm, 58 in |
| Height | 1207 mm, 47.5 in |
| Weight | 1016 kg, 2240 lb |
| Maximum speed |
180 km/h, 112 mph |
| 0-100 km/h | 9.0 s |
| Standing km | |
| Foto: Z.Patera Auta5P, Orbis Real 2003 |
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