CAR SPECIFICATIONS - TRIUMPH SPITFIRE MK IV 1971-1974
| VEHICLE IDENTIFICATION | |
|---|---|
| Vin Plate | |
| Vehicle Number Location | Adjacent to the left hand door striker plate. |
| Body Number Location | |
| Engine Number Location | Machined flange on upper left side of the cylinder block. |
| Gearbox Number Location | Upper right side of the gearbox casing |
| TUNE UP | |
| Rear Axle Number Location | Bottom flange of axle housing. |
| Engine Firing Order | 1-3-4-2 |
| Valve Rocker Clearance | 0.010 in. (0.25 mm) |
| Idle Speed | 800 RPM |
| Static Ignition Timing | 10 degrees BTDC |
| Dynamic Ignition Timing | (Federal) 10 degrees BTDC @ 800 RPM |
| Timing Mark Location | Located on the crankshaft pulley |
| Distributor Make/Type | Delco Remy D204 contact breaker type distributor |
| Contact Breaker (points) Gap | Points Gap 0.015in. (0.4mm) |
| Rotation of Rotor | Anti-Clockwise |
| Dwell Angle | Fixed at 39 degrees |
| Ignition Coil Make/Type | Lucas 16C6 |
| Primary Resistance | with Lucas 16C6 coil 1.43-1.58 ohms |
| Spark Plug Make/Type | (Up to engine # FM1349) Champion UN-12Y, (From engine # FM1349) Champion N-12Y |
| Spark Plug Gap | 0.025 in. (0.64 mm) |
| Carburetor Make/Type | (1971-1972) Single Zenith Stromberg 150CDSE, (1973-1974) Single Zenith Stromberg 150CDSEV |
| Carburetor Main Jet | |
| Carburetor Main Jet Needle | (1971-1972) B5AV, (1973-1974) B5CH |
| Carburetor Piston Spring | Zenith B18274 |
| VEHICLE & ENGINE | |
| Length | (1971-1974) = 155.25 in.(3943 mm), |
| Width | 58.5 in. (1488 mm) |
| Height | (1971-1973) 45.6 in. (1159 mm), (1974) 47.5 in. (1205 mm) |
| Ground Clearance | 4.4-5.0 in. (112-127 mm) depending on model and loading |
| Track Front | Disc wheel 49 in. (1244 mm), (1971-1972 Wire wheel) 49.5 in. (1257 mm), (1973 Wire wheel) 49.25 in. (1251 mm) |
| Track Rear | (1971-1972 Disc Wheel) 48 in. (1220 mm), (1973-1974 Disc Wheel) 50 in. (1270 mm), (1971-1972 Wire Wheel) 48.5 in. (1232 mm), (1973 Wire Wheel) 50.25 in. (1276 mm) |
| Wheelbase | 83 in. (2108 mm) |
| Turning Circle | 24 ft.2in. (7.3 m) |
| Toe-In | (Front and Rear) 0-1/16 in. ( 0-1.59mm) |
| Unladen Weight | 1638 -1761 lbs.depending on model |
| Curb Weight | 1750-1850 lbs.depending on model |
| Gross Weight | 2339 lbs. |
| Original Tire Size | 155 SR x 13 |
| Original Tire Pressure Front (Cold) | 21 lb./in. square (1.476 kg/cm square) |
| Original Tire Pressure Rear (Cold) | 26 lb./in.square (1.828 kg/cm square) |
| Replacement Tire Size | 155 SR x 13 |
| Engine Type | Overhead valve 4-cylinder in-line, water cooled |
| Engine Displacement | 79.2 cu.in. (1296 cc), 91.0 cu.in. (1493 cc) |
| Firing Order | |
| Compresssion Ratio | (1971-1972) 8.5:1, (1973-1974 California) 7.5:1, (1973-1975 Federal) 7.5:1 |
| Engine Bore | 2.9 in. (73.77- mm) |
| Engine Stroke | 1296cc engine 2.992 in. (76.0mm), 1493cc engine 3. |
| Number of Cylinders | 4 |
| Oil Pressure Idle | |
| Oil Pressure Normal | 50 lb/square in. @ 2,000 RPM |
| Ignition Type | Contact breaker type standard points ignition |
| Fuel System Type | Single side draft Zenith Stromberg carburetor |
| Fuel Pump Make/Type | AC mechanically operated diaphragm type. |
| Fuel Tank Capacity | 8.7 gallons |
| Cooling System Capacity | 9.6 pints (with heater) |
| Sump Capacity | 8.4 pints |
| Gearbox Capacity, non-overdrive | 1.8 pints |
| Gearbox Capacity, overdrive | 2.8 pints |
| Gearbox Capacity, automatic | |
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