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2017 Kawasaki Z900

Engine Configuration Inline Four, 4-Stroke
Engine Displacement 948cc
Engine Cooling System Liquid
Compression Ratio 11.8:1
Combustion Chamber Design Pentroof
Valves Per Cylinder 4
Intake Valves Per Cylinder
2
Exhaust Valves Per Cylinder
2
Bore x Stroke 73.4mm x 56.0mm
Claimed Peak Horsepower 115bhp @9,500 rpm
Claimed Peak Torque 73.1lbs-ft. @7,700 rpm
Measured Peak Horsepower
Measured Peak Torque
Measured Horsepower To Weight Ratio
Engine Redline 11,000rpm
Valve Angle (Included) N/A
Combustion Chamber Volume 22 cc
Valve Train Type
DOHC, Link-plate Chain Drive, Shim-Under-Bucket Lash Adjustment
Valve Adjustment Interval 15,000 miles (24,000km)
Intake Valve Diameter 28.5mm
Exhaust Valve Diameter 23.6mm
Intake Valve Stem Diameter 4.5mm
Exhaust Valve Stem Diameter 4.5mm
Intake Valve Maximum Lift n/a
Exhaust Valve Maximum Lift n/a
Intake Valve Timing
Open BTDC
25 degrees
Close ABDC
65 degrees
Duration
270 degrees
Exhaust Valve Timing
Open BBDC
58 degrees
Close ATDC
18 degrees
Duration
256 degrees
Valve Timing Measuring Point 1.0mm)
Fuel Delivery System Denso/ Keihin Electronic Fuel Injection
Throttle Body Venturi Size 36 mm
Air Filter Type Pleated Paper
Exhaust System Type 4-into-1 (Stainless Steel)
Ignition System Digital
Lubrication System Wet Sump
Oil Capacity 4.2 quarts (4.0 liters)
Fuel Capacity 4.5 gallons (17 liters)
Transmission Type 6-speed, Constant Mesh
Clutch Type Multi-plate, Wet, Assist- & Slipper Type
Clutch Actuation System
Cable
Clutch Spring Type
Coil
Number Of Clutch Springs 3

Number of Clutch Plates
17
Drive Plates
9
Driven Plates
8
Primary Drive Spur Gear (Straight-cut)
Primary Drive Gear Teeth (Ratio) 83/51 (1.627:1)
Final Drive Sprocket Teeth (Ratio) 44/15 (2.933:1)
Transmission Gear Teeth (Ratios)
6th
30/29 (1.034:1)
5th
33/27 (1.222:1)
4th
31/22 (1.409:1)
3rd
33/20 (1.650:1)
2nd
35/17 (2.059:1)
1st
35/13 (2.692:1)
Transmission Overall Ratios
6th
4.934:1
5th
5.831:1
4th
6.724:1
3rd
7.874:1
2nd
9.826:1
1st
12.846:1
Theoretical Speed in Gears at Redline

6th
164mph
5th
139mph
4th
103mph
3rd
83mph
2nd
82mph
1st
63mph