Triumph Tiger 90 (1937-40)

Posted on by

The Triumph Tiger 90 motorcycle was produced from 1937-40 with a four-stroke, single-cylinder, pushrod-OHV, 2 valve engine and a capacity of 497cc. It had a bore x stroke of 84 x 89mm and a compression ratio of 7.5:1, as well as an air-cooled cooling system and one-into-one chrome exhaust. The bike was kick-started and could reach a maximum power of 18 kW/24 hp. The frame was single downtube with a tubular-steel cradle and it had a 4-speed transmission with chain final drive. The front suspension was a Grider fork with adjustable friction damping, and the rear suspension was rigid with a spring-loaded saddle. Both the front and rear brakes were 200mm single-leading shoe drum with expanding capabilities. The front wheel measured 20 inches and the rear wheel measured 19 inches, both with chrome spokes. The dry weight was 166kg/366lbs and the fuel capacity was 14.8L/3.9 US gal/3.3 Imp gal. The bike had a top speed of 140 km/h or 87 mph and was available in silver sheen, chrome-plate, and with blue pinstripes.

Technical specifications:

Make Model: Triumph Tiger 90

Year: 1937 – 40


Engine: Four stroke, single cylinder, pushrod-OHV, 2 valves
Capacity: 497 cc / 30.3 cu in
Bore x Stroke: 84 x 89 mm
Compression Ratio: 7.5:1
Cooling System: Air cooled
Exhaust: One-into-one, chrome
Induction: Carburetor
Starting: Kick
Max Power: 18 kW / 24 hp
Frame: Single downtube, tubular-steel cradle
Transmission: 4-Sppeed
Final Drive: Chain
Front Suspension: Grider fork with adjustable friction damping
Rear Suspension: Rigid, spring loaded saddle
Front Brakes: 200 mm Single leading shoe drum, expanding

Rear Brakes: 200 mm Single leading shoe drum, expanding
Front Wheel: 20″, chrome, spokes
Rear Wheel: 19″, chrome, spokes
Dry Weight: 166 kg / 366 lbs
Fuel Capacity: 14.8 L / 3.9 US gal / 3.3 Imp gal
Top Speed: 140 km/h / 87 mph
Colours: Silver sheen, chrome-plate, blue pinstripes

Related models: