Trial · 2002
TXT Boy 50 (with power-boost kit)
Technical Overview
2002 GAS GAS TXT Boy 50 (with power-boost kit) Technical Analysis & Specification Breakdown
Built around GAS GAS's trial motorcycle platform, the 2002 GAS GAS TXT Boy 50 (with power-boost kit) relies on a 68.2 cc (4.2 cu in) liquid-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 47.0 x 39.3 mm (1.9 x 1.5 inches).
Engine
Displacement 68.2 ccm (4.16 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Bore x Stroke 47.0 x 39.3 mm (1.9 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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