2012 Kawasaki ZX-14R
Engine Configuration Inline Four, 4-Stroke
Engine Displacement 1441 cc
Engine Cooling Liquid
Compression Ratio 12.3:1
Combustion Chamber Design Pentroof
Valves Per Cylinder 4
Intake Valves Per Cylinder 2 (Steel)
Exhaust Valves Per Cylinder 2 (Steel)
Bore x Stroke 84 mm x 65 mm
Conecting Rod Length
(center-to-center) 115.5 mm (4.5 Inches)
Connecting Rod Material Chrome-molly Steel
Claimed Peak Horsepower 207 bhp @ 10,000 rpm
Claimed Peak Torque 122.2 lbs. - ft. @ 7,500 rpm
Engine Redline 11,000 rpm
Valve Angle (Included) 12 degrees Intake/ 13 degrees Exhaust (25 degrees)
Combustion Chamber Volume 36 cc
Valve Train Type DOHC, Shim-under-bucket Lash Adjustment
Valve Adjustment Interval 15,000 miles
Intake Valve Diameter 33.4 mm
Exhaust Valve Diameter 28.3 mm
Intake Valve Stem Diameter 5.0 mm
Exhaust Valve Stem Diameter 5.0 mm
Intake Valve Maximum Lift 9.3 mm
Exhaust Valve Maximum Lift 9.3 mm
Intake Valve Timing
Open BTDC 34 degrees
Close ABDC 72 degrees
Duration 286 degrees
Exhaust Valve Timing
Open BTDC 66 degrees
Close ABDC 36 degrees
Duration 282 degrees
Valve Timing Measuring Point 0.25mm Intake, 0.30mm Exhaust (lift)
Fuel Delivery System Mikuni Digital Fuel Injection
Throttle Body Venturi Size 44 mm
Air Filter Type Pleated Paper Element
Exhaust System Type 4-2-1 (Stainless Steel)
Ignition System Digital
Lubrication System Wet Sump
Oil Capacity 4.9 quarts (4.6 liters)
Fuel Capacity 5.8 gallons (22.0 liters)
Transmission Type 6-speed, Constant Mesh
Clutch Type Multi-plate, Wet, Back-torque-limiting
Clutch Actuation System Hydraulic
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) 84/54 (1.556:1)
Final Drive Sprocket Teeth (Ratio) 42/17 (2.470:1)
Transmission Gear Teeth (Ratios)
6th 29/28 (1.036:1)
5th 30/26 (1.154:1)
4th 32/24 (1.333:1)
3rd 34/22 (1.545:1)
2nd 37/19 (1.947:1)
1st 46/18 (2.611:1)
Transmission Overall Ratios
6th 3.980:1
5th 4.434:1
4th 5.124:1
3rd 5.939:1
2nd 7.484:1
1st 10.035:1
