1981 KawasakiNo image available

1981 Kawasaki KZ1100

Introduced in 1981, the 1981 Kawasaki KZ1100 features a 1089cc DOHC inline-4 engine producing 108hp, establishing itself as a notable standard motorcycle.

Specifications

Engine

Type
DOHC inline-4
Displacement
1089 cc
Cylinders
4
Power
108 hp @ 8500 rpm
Torque
92.0 Nm
Compression
Bore × Stroke
72.4 × 66.0 mm
Cooling
Air-cooled
Fuel System
4x Mikuni carburetors

Chassis & Transmission

Frame
Steel double cradle
Front Suspension
Air-assisted fork
Rear Suspension
Twin shock
Front Brake
Dual disc
Rear Brake
Single disc
Front Tyre
Rear Tyre
Transmission
5-speed
Final Drive
Chain

Performance

Top Speed
225 km/h (140 mph)
¼ Mile

Dimensions & Weight

Dry Weight
250 kg (551 lbs)
Wet Weight
270 kg (595 lbs)
Seat Height
820 mm
Wheelbase
1530 mm
Ground Clearance
Fuel Capacity
20.0 L

History & Story

The 1981 1981 Kawasaki KZ1100 was introduced by Kawasaki as a standard motorcycle aimed at riders seeking standard motorcycle performance and style. Manufactured in Japan, it represented Kawasaki's vision for the four-cylinder standard motorcycle market during the 1980s.

Powering the 1981 Kawasaki KZ1100 is a 1089cc DOHC inline-4 producing 108hp. This four-cylinder engine uses air-cooled cooling and draws fuel through 4x Mikuni carburetors. A 5-speed gearbox sends power via chain final drive to the rear wheel.

The chassis employs a steel double cradle frame with air-assisted fork up front and twin shock at the rear. Stopping power comes from dual disc front and single disc rear brakes. Tipping the scales at 250 kg (551 lbs) dry, the 1981 Kawasaki KZ1100 offers a manageable riding experience with a 1530 mm wheelbase.

Performance-wise, the 1981 Kawasaki KZ1100 achieves a claimed top speed of 225 km/h (140 mph). With a generous fuel capacity of 20.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 820 mm makes it comfortable for most riders.

Known Issues

  • Cam chain issues on high-mileage engines
  • Electrical system gremlins

Fun Facts

  • The 1981 Kawasaki KZ1100 was one of the largest-displacement motorcycles of its era
  • With 108hp, the 1981 Kawasaki KZ1100 was considered extremely powerful when launched

Collector Information

Parts Availability
Good
Collector Rating
5/10

Resources & Parts