1983 Triumph T140 TSX
Introduced in 1983, the 1983 Triumph T140 TSX features a 744cc OHV twin engine producing 50hp, establishing itself as a notable standard motorcycle.
Specifications
Engine
- Type
- OHV twin
- Displacement
- 744 cc
- Cylinders
- 2
- Power
- 50 hp @ 6500 rpm
- Torque
- 54.0 Nm
- Compression
- —
- Bore × Stroke
- 76.0 × 82.0 mm
- Cooling
- Air-cooled
- Fuel System
- 2x Amal carburetors
Chassis & Transmission
- Frame
- Steel single cradle
- Front Suspension
- Telescopic fork
- Rear Suspension
- Twin shock
- Front Brake
- Single disc
- Rear Brake
- Drum
- Front Tyre
- —
- Rear Tyre
- —
- Transmission
- 5-speed
- Final Drive
- Chain
Performance
- Top Speed
- 170 km/h (106 mph)
- ¼ Mile
- —
Dimensions & Weight
- Dry Weight
- 188 kg (414 lbs)
- Wet Weight
- 202 kg (445 lbs)
- Seat Height
- 790 mm
- Wheelbase
- 1410 mm
- Ground Clearance
- —
- Fuel Capacity
- 14.0 L
History & Story
In 1983, Triumph launched the 1983 Triumph T140 TSX — a standard motorcycle that would come to define an era of motorcycling. Hailing from United Kingdom, it combined United Kingdom engineering with standard motorcycle appeal.
The 1983 Triumph T140 TSX is motivated by a 744cc OHV twin twin-cylinder unit delivering 50hp at 6500 rpm. Breathing through 2x Amal carburetors and kept cool by air-cooled, the engine drives through a 5-speed transmission with chain final drive.
Weighing 188 kg (414 lbs) dry, the 1983 Triumph T140 TSX uses a steel single cradle frame, telescopic fork front suspension, and twin shock rear suspension. The braking system comprises single disc front and drum rear units.
Performance-wise, the 1983 Triumph T140 TSX achieves a claimed top speed of 170 km/h (106 mph). With a fuel capacity of 14.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 790 mm makes it comfortable for most riders.
The 1983 Triumph T140 TSX is motivated by a 744cc OHV twin twin-cylinder unit delivering 50hp at 6500 rpm. Breathing through 2x Amal carburetors and kept cool by air-cooled, the engine drives through a 5-speed transmission with chain final drive.
Weighing 188 kg (414 lbs) dry, the 1983 Triumph T140 TSX uses a steel single cradle frame, telescopic fork front suspension, and twin shock rear suspension. The braking system comprises single disc front and drum rear units.
Performance-wise, the 1983 Triumph T140 TSX achieves a claimed top speed of 170 km/h (106 mph). With a fuel capacity of 14.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 790 mm makes it comfortable for most riders.
Known Issues
- Oil leaks from primary chaincase
- Lucas electrics (nicknamed Prince of Darkness)
- Amal carburettor wear and jetting issues
Fun Facts
- The 1983 Triumph T140 TSX was produced in Triumph's United Kingdom facilities
- The 1983 Triumph T140 TSX featured a steel single cradle frame typical of 1980s design philosophy
Collector Information
- Parts Availability
- Moderate
- Collector Rating
- 5/10
Resources & Parts
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