1973 Kawasaki Z1

Posted by on Oct 22, 2016 in Blog, Maintenance, Major Projects

1973-kawasaki-z1

 

We love working on the older models.  It’s hard for owners to find a dealer willing to work on a bike older then 10 years.  We are not afraid.  Not only are we willing but have a “CAN DO” attitude.

 

Make Model

Kawasaki Z1

Year

1972

Engine

Four stroke, transverse four cylinder, DOHC, 2 valve per
cylinder.

Capacity

903
Bore x Stroke 66 x 66 mm
Cooling System Air cooled
Compression Ratio 8.5:1
Lubrication Wet sump, trachoid pump
Air Filtration Treated synthetic fiber

Induction

4 x 28mm Mikuni VM28SC

Ignition 

Battery and coil
Starting Electric & kick

Max Power

82 hp / 59.8 kW @ 8500 rpm

Max Torque

73.5 Nm / 54.3 lb/ft @ 7000 rpm
Clutch Wet, multi-plate

Transmission 

5 Speed 
Final Drive Chain
Primary Drive Straight cut gears
Gear Ratio 1st 12.79:1 2nd 8.84:1 3rd 6.74:1 4th 5.58:1 5th 4.92:1
Frame
Double tubular steel cradle

Front Suspension

36mm Telescopic forks

Rear Suspension

Dual shock, 5-way preload adjustment

Front Brakes

Single 296mm disc 2 piston caliper

Rear Brakes

200mm drum

Front Tyre

3.25 H19

Rear Tyre

4.00 S18
Rake
27º
Trail 3.75 in.
Dimensions Length  2209.8 mm / 87.0 in.
Wheelbase 1498.6 mm / 59.0 in
Handlebar Width 818 mm  / 32.2 in.
Seat Height 812.8 mm  / 32.0 in.
Ground Clearance 170 mm / 6.75 in.

Dry Weight

230 kg / 507 lbs
Wet Weight 247.6 kg / 546 lbs

Fuel Capacity 

18 Litres / 4.7 gal

Consumption Average

48 mpg
Braking Distance 30 mph – 0 29.00 ft.
Braking Distance 60 mph – 0
126.00 ft.
Acceleration 0-30 mph 2.7 sec
Acceleration 0-60 mph 4.8 sec

Standing ¼ Mile  

12.61 sec / 105.63  mph

Top Speed

135 mph