1971-1973 Triumph Stag Specifications
The Triumph Stag of the 1970s was never known as a speed demon (or a particularly graceful performer, for that matter). However, it did have adequate power and mechanicals, for its level of the market. Here are selected 1971-1973 Triumph Stag specifications.
 As modified for the United States, the Stag's
V-8 put out 127 horsepower. |
General
| Wheelbase (in.) | 100.0 |
| Overall length (in.) | 173.8 |
| Overall height (in.) | 49.5 |
| Overall width (in.) | 73.5 |
| Curb weight (lbs) | 2,795 |
| Tread, front/rear (in.) | 52.5/52.9 |
| Fuel tank (gal) | 16.8 |
| Construction layout | front-engine, rear drive |
| Type | unitized body with fixed midbody T-bar |
| Body material | steel |
Powertrain
| Engine type | 90-degree ohc V-8 |
| Material | cast-iron block, aluminum heads |
| Bore and stroke (in./mm) | 3.39/86x2.54/64.5 |
| Displacement (cu. in./cc) | 182.9/2,997 |
| Horsepower (SAE/DIN) | 127/145 |
| Torque (lb-ft, SAE/DIN) | 142/170 |
| Compression ratio | 8.8:1 |
| Main bearings | 5
|
| Carburetors | twin 1-barrel Stromberg |
| Standard transmission | 4-speed manual with overdrive*, floor-mounted shifter |
| Optional transmission | Borg-Warner 3-speed automatic with torque converter, floor-mounted shifter
|
| Final-drive ratio | 3.70:1 |
* Overdrive optional prior to October 1972.
Suspension
| front | independent with MacPherson struts, antiroll bar, coil springs, tubular shock absorbers |
| Rear | independent with semitrailing arms, coil springs, tubular shock absorbers |
Steering and Brakes
| Steering type | rack and pinion with power-assist |
| Turns, lock-to-lock | 4 |
| Turning circle (ft) | 33 |
| Brake type | 4-wheel hydraulic front disc/rear drum |
| Brake diameter, front/rear (in.) | 10.6/9.0 |
| Total swept area (sq in.) | 347 |
Tires and Wheels
| Wheel size (in.) | 5.5x14 |
| Tire size | 185HR14 |
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