The Kawasaki Z1-B motorcycle, also known as the Z 900, was manufactured in 1975. It has a four stroke, transverse four cylinder engine with a capacity of 903cc and a compression ratio of 8.5:1. The bike has both electric and kick start options, and can reach a maximum power of 82 hp at 8500 RPM and a torque of 73.5 Nm at 7000 RPM. It has a wet sump with trachoid pump lubrication and a straight cut gears primary drive. The frame is made of double tubular steel cradle, and it has a 36 mm telescopic fork front suspension and dual shock rear suspension with 5-way preload adjustment. The bike has a single 296mm disc 2 piston caliper front brake and a 200mm drum rear brake. It has a top speed of 135 mph and can go from 0 to 60 mph in 4.8 seconds. It also has a 12.3-second standing quarter-mile time with a speed of 112 mph. The bike weighs 230kg dry and 247.6kg wet, and has a fuel capacity of 18 liters or 4.7 gallons. It has a consumption average of 48 mpg and braking distances of 29.00 ft. and 126.00 ft. from 30 mph and 60 mph, respectively. The dimensions are a length of 2209.8mm, wheelbase of 1498.6mm, handlebar width of 818mm, seat height of 812.8mm, and ground clearance of 170mm.
Technical specifications:
Make Model: Kawasaki Z1-B
| Year | 1975 |
|---|---|
| Engine | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. |
| Capacity | 903 cc / 55.1 cu-in |
| 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 | 27 o |
| 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 1/4 Mile | 12.3 sec / 112 mph |
| Top Speed | 135 mph |
