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| Technical Specs of This Model |
| 1. |
TD 21 1958
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| General Information |
| Make |
Alvis |
| Model |
TD 21 |
| Production Year |
1958 |
| 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 |
4/5S FHC |
| Number of Doors |
2 |
| Wheelbase |
2832 mm (111,5 in) |
| Front Track |
1387 mm (54,6 in) |
| Rear Track |
1375 mm (54,1 in) |
| Length |
4788 mm (188,5 in) |
| Width |
1676 mm (66 in) |
| Height |
1460 mm (57,5 in) |
| Ground Clearance |
178 mm (7 in) |
| Length / Wheelbase Ratio |
1,69 |
| Weight |
1511 kg (3328,2 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
64,8 litre (14,3 Imp gal , 17,1 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 |
Alvis |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
S-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
2993 cc (182,64 cu in) |
| Bore |
84 mm (3,31 in) |
| Stroke |
90 mm (3,54 in) |
| Bore / Stroke Ratio |
0,93 |
| Unitary Capacity |
498,83 cc/cylinder (30,44 cu in/cylinder) |
| Number of Main Bearings |
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| Compression Ratio |
8,5 : 1 |
| Fuel System Type |
2 SU carbs |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
115 HP (85,8 kW) |
| Maximum Engine Power rpm |
4000 d/d |
| Maximum Engine Torque |
206 N.m (152 lb.ft , 21 kg.m) |
| Maximum Engine Torque rpm |
2500 d/d |
| Engine Torque at Max. Engine Power rpm |
204,7 N.m (4000 d/d) |
| Power / Weight Ratio |
76,1 HP/ton (56,8 W/kg) |
| Power / Engine Displacement Ratio |
38,4 HP/litre (28,7 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
9,3 s |
| 0 - 60 mph |
13,9 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 |
19,4 s |
| 0 - 1000 m Acceleration |
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| Top Speed |
169 km/h (105 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4M |
| Top Gear Ratio |
1 : 1 |
| Final Drive Ratio |
3,77 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
recirculating ball |
| Steering Turns (lock to lock) |
3,5 |
| Turning Circle Diameter |
12 m (39,4 ft) |
| Suspension (front) |
I.CS.W. |
| Suspension (rear) |
LA.SE. |
| Brakes (front/rear) |
Di/Dr-S |
| Brake Disc Diameter (front) |
286 mm |
| Brake Disc Diameter (rear) |
279 mm |
| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
6.40-15 |
| Tyres (rear) |
6.40-15 |
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