Kawasaki KM 100 - 1980 Specifications and Reviews

The 1980 Kawasaki KM 100 is a lightweight 100cc motocross bike designed for young riders and beginners entering off-road racing. Powered by a simple air-cooled single-cylinder engine with rotary valve induction, it delivers accessible performance in a nimble, manageable package. Best known for its reliability and ease of handling, the KM 100 excels as an entry-level competition machine for grass track and motocross events.

1980
3.5 stars Average rating: 3.5 from 6 votes
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General information

CategoryCross / motocross
Year1980
ModelKawasaki KM 100
 
 

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlRotary valves
Bore x stroke49.5 x 51.8 mm (1.9 x 2.0 inches)
Compression7.3:1
Power8.80
Stroke2
Engine typeSingle cylinder
Capacity:100.00 ccm (6.10 cubic inches)

Physical measures and capacities

Weight incl. oil, gas, etc89.0 kg (196.2 pounds)
 
 

Kawasaki KM 100 dimensions and frame

Rear brakesExpanding brake
Front brakesExpanding brake
Rear tyre dimensions3.00-14
Front tyre dimensions2.50-16

Speed and acceleration

Top speed86.0 km/h (53.4 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity6.00 litres (1.59 gallons)

Performance Profile & Rider Fit

8.8 hp
Peak Power
53.4 mph
Top Speed

Best For

Track10%
City55%
Cornering45%
Daily Riding40%
Touring15%
Passenger15%

Rider Profile

Best ForThis is an entry-level machine well suited to beginners or younger riders taking their first steps on two wheels.
PurposeIt's a lightweight commuter-style small-bore bike intended for short trips, learning to ride, and casual local runs rather than performance riding.
Rider FitIts very low weight and small dimensions make it easy to handle for riders of almost any size or strength.
CharacterThe bike has a simple, no-frills mechanical charm typical of early-1980s small two-stroke commuters, with modest performance and rotary-valve induction quirkiness.
Not Ideal ForIt is not suitable for highway travel, long-distance touring, carrying a passenger comfortably, or riders seeking any real performance edge.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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