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| Technical Specs of This Model |
| 1. |
TR4 1961
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| General Information |
| Make |
Triumph |
| Model |
TR4 |
| Production Year |
1961 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
2S DHC |
| Number of Doors |
2 |
| Wheelbase |
2238 mm (88,1 in) |
| Front Track |
1245 mm (49 in) |
| Rear Track |
1219 mm (48 in) |
| Length |
3962 mm (156 in) |
| Width |
1461 mm (57,5 in) |
| Height |
1270 mm (50 in) |
| Ground Clearance |
152 mm (6 in) |
| Length / Wheelbase Ratio |
1,77 |
| Weight |
966 kg (2127,8 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
53,4 litre (11,7 Imp gal , 14,1 US gal) |
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| Aerodynamics |
| Drag Coefficient |
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| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
Triumph |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
S-4 |
| Valves per Cylinder |
2 (Total of 8 Pieces) |
| Engine Displacement |
2138 cc (130,47 cu in) |
| Bore |
86 mm (3,39 in) |
| Stroke |
92 mm (3,62 in) |
| Bore / Stroke Ratio |
0,93 |
| Unitary Capacity |
534,5 cc/cylinder (32,62 cu in/cylinder) |
| Number of Main Bearings |
5 |
| Compression Ratio |
9 : 1 |
| Fuel System Type |
2 SU carbs |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
100 HP (74,6 kW) |
| Maximum Engine Power rpm |
4600 d/d |
| Maximum Engine Torque |
172 N.m (126,9 lb.ft , 17,5 kg.m) |
| Maximum Engine Torque rpm |
3350 d/d |
| Engine Torque at Max. Engine Power rpm |
154,8 N.m (4600 d/d) |
| Power / Weight Ratio |
103,5 HP/ton (77,2 W/kg) |
| Power / Engine Displacement Ratio |
46,8 HP/litre (34,9 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
8,3 s |
| 0 - 60 mph |
10,9 s |
| 0 - 100 km/h |
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| 0 - 160 km/h |
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| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
17,8 s |
| 0 - 1000 m Acceleration |
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| Top Speed |
165 km/h (102,5 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4M |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
3,7 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
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| Steering Turns (lock to lock) |
2,5 |
| Turning Circle Diameter |
10,4 m (34,1 ft) |
| Suspension (front) |
I.CS. |
| Suspension (rear) |
LA.SE. |
| Brakes (front/rear) |
Di/Dr |
| Brake Disc Diameter (front) |
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| Brake Disc Diameter (rear) |
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| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
5.50-15 |
| Tyres (rear) |
5.50-15 |
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