Technical Overview
2002 GAS GAS TXT Boy 50 Technical Analysis & Specification Breakdown
At the heart of the 2002 GAS GAS TXT Boy 50 trial motorcycle, GAS GAS relies on a 49.4 cc (3 cu in) liquid-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 40.0 x 39.3 mm (1.6 x 1.5 inches).
Within MotoLibrary's GAS GAS archive, this model family spans 2 indexed model years from 2002 to 2004, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement 49.4 ccm (3.01 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Bore x Stroke 40.0 x 39.3 mm (1.6 x 1.5 inches)
Fuel System Carburettor
Cooling Liquid
Transmission
Gearbox 2-speed
Final Drive Chain (final drive)
Chassis
Front Travel 140 mm (5.5 inches)
Rear Travel 155 mm (6.1 inches)
Wheels & Brakes
Front Tyre -16
Rear Tyre -14
Front Brakes Single disc
Front Brake Ø 165 mm (6.5 inches)
Rear Brakes Single disc
Rear Brake Ø 130 mm (5.1 inches)
Other
Starter Kick
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