2011 Kawasaki ZX10R

Engine Configuration Inline Four, 4-stroke
Engine Displacement 998 cc
Engine Cooling Liquid
Compression Ratio 13.0:1
Combustion Chamber Design Pentroof
Valves Per Cylinder 4
Intake Valves Per Cylinder 2 (Titanium)
Exhaust Valves Per Cylinder 2 (Titanium)
Bore x Stroke 76.0mm x 55.0mm
Connecting Rod Length
Connecting Rod Material Steel
Claimed Peak Horsepower 158.21bhp @ 11,700rpm
Claimed Peak Torque 71.99lbs.-ft. @ 10,950
Engine Redline 13,750 rpm
Valve Angle (Included) 13.0mm Intake/ 12.0 degrees Exhaust (25.0 degrees)
Combustion Chamber Volume 12.66cc
Valve Train Type DOHC, Gear and Roller Chain Drive, Bucket Followers, Shim-under-bucket Lash Adjustment
Valve Adjustment Interval 15,000 miles
Intake Valve Diameter 31.0 mm
Exhaust Valve Diameter 24.5 mm
Intake Valve Stem Diameter 4.5 mm
Exhaust Valve Stem Diameter 4.5 mm
Intake Valve Maximum Lift 10.3 mm
Exhaust Valve Maximum Lift 9.1 mm
Intake Valve Timing  
Open BTDC 36 degrees
Close ABDC 80 degrees
Duration 296 degrees
Exhaust Valve Timing  
Open BBDC 74 degrees
Close ATDC 39 degrees
Duration 293 degrees
Valve Timing Measuring Point 0.3mm (lift)
Fuel Delivery System Keihin Fuel Injection
Throttle Body Venturi Size 47mm
Air Filter Type Pleated Paper 
Exhaust System Type 4-2-1 (titanium)
Ignition System Digital
Lubrication System Wet Sump
Oil Capacity 3.9 quarts (3.7 liters)
Fuel Capacity 4.5 gallons (17.0 liters)
Transmission Type 6-speed Constant Mesh
Clutch Type Multi-plate, Wet, Back-torque-limiting
Clutch Actuation System Cable
Clutch Spring Type Coil
Number Of Clutch Springs 6
Number of Clutch Plates 19
Drive Plates 10
Driven Plates 9
Primary Drive Gear (straight-cut)
Primary Drive Gear Teeth (Ratio) 79/47 (1.681:1)
Final Drive Sprocket Teeth (Ratio) 39/14 (2.294:1)
Transmission Gear Teeth (Ratios)  
6th 31/23 (1.348:1)
5th 26/18 (1.444:1)
4th 33/21 (1.571:1)
3rd 33/19 (1.737:1)
2nd 39/19 (2.053:1)
1st 39/15 (2.600:1)
 Transmission Overall Ratios  
6th 5.197:1
5th 5.568:1
4th 6.058:1
3rd 6.698:1
2nd 7.917:1
1st 10.026:1