1973 Kawasaki 250 S 1 Mach I

Kawasaki 250 S 1 Mach I 1973


1973 Kawasaki 250 S 1 Mach I specifications, pictures, reviews and rating

1973 Kawasaki 250 S 1 Mach I
1973 Kawasaki 250 S 1 Mach I. Brian Greenwell-Owner Vintage Connection (bike from my personal collection). Submit more pictures.
General information
Model Kawasaki 250 S 1 Mach I
Year model 1973
Type Naked bike
Rating 3.0  See the detailed rating of engine performance, design and look, accident risk, etc. Compare with any other motorcycle.
Engine and transmission
Engine size 249.0 ccm (15.19 cubic inches)
Type of engine In-line three, two-stroke
Effect 28.0 HP (20.4 kW)) @ 8000 RPM
Torque 24.8 Nm (2.5 kgf-m or 18.3 ft.lbs) @ 7000 RPM
Top speed 150.0 km/h (93.2 mph)
Compression 7.5:1
Bore x stroke 45.0 x 52.3 mm (1.8 x 2.1 inches)
Fuel system Carburettor
Fuel control Port control
Ignition Battery and coil 
Cooling system Air
Gearbox 5-speed
Transmission type Chain (final drive)
Chassis, suspension, brakes and wheels
Frame type Double tubular steel cradle
Rake (fork angle) 28.0°
Trail 110 mm (4.3 inches)
Front suspension Telescopic hydraulic forks
Rear suspension Dual shocks, Swing arm
Front tire 3.00-18
Rear tire 3.25-18
Front brakes Expanding brake (drum brake)
Diameter 180 mm (7.1 inches)
Rear brakes Expanding brake
Diameter 180 mm (7.1 inches)
Physical measures and capacities
Dry weight 149.5 kg (329.6 pounds)
Weight incl. oil, gas, etc 150.0 kg (330.7 pounds)
Power/weight ratio 0.1873 HP/kg
Seat height 800 mm (31.5 inches) If adjustable, lowest setting.
Overall length 2020 mm (79.5 inches)
Ground clearance 175 mm (6.9 inches)
Wheelbase 1585 mm (62.4 inches)
Fuel capacity 14.00 litres (3.70 US gallons)
Other specifications
Color options Candy Orange, Candy Blue
Starter Electric
Update specsReport missing specs or required updates.
Further information
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MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Ask questionsJoin the 73 Kawasaki 250 S 1 Mach I discussion group or the general Kawasaki discussion group.
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