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78 KZ400-A2: Deluxe


Kawasaki Part Cross Reference Software contains information for this bike.
Need photo Model Identification
Color Candy Copper
Frame number range KZ400A-503006 - 505008
Engine number range K4E106839 - 111932, found on LH top crankcase, below carburetor.
Cylinder Mark 398cc found on front center, below tensioner
Engine
Engine Type 4 stroke, 2 - cylinder, SOHC, air cooled, counter balancer
Displacement 398cc
Bore X Stroke 64.0 X 62.0 mm
Compression Ratio 9.4:1
Maximum HP 36 at 8500 rpm
Maximum torque 3.3 kg-m at 7500 rpm
Carburetor Keihin CV32SS (2), constant velocity, diaphragm type
Ignition System 12 Battery & coil, contact breaker
Ignition Advance Mechanical (centrifugal)
Transmission Crankshaft Rotation Counterclockwise from ignition (RH) side
Clutch Type Wet, multi-disc, Manual Firing Interval 360°
Transmission 5-speed,constant mesh, return shift Cylinder Material Aluminum alloy with ferrous sleeve
Shift Pattern (bottom Up) 1-N-2-3-4-5 (w/neutral finder) Fuel Min 91 Research/87 average oct, unleaded OK
Gear ratios 1st 2.57 (36/14) Tuning Specifications
2nd 1.68 (32/19) Engine
3rd 1.27 (28/22) Cylinder Head Torque Nuts In sequence 1- 1.5 kg/m 2- 2.8 kg/m
4th 1.04 (26/25) Bolts 3- 1.2 kg/m 4- Warm up 5- Retorque cold
5th 0.89 (24/27) Valve Clearance Cold Intake 0.10 - 0.15 mm
Primary Ratio 2.43 (56/23) Exhaust 0.10 - 0.15 mm
Final Ratio 3.00 (45/15) Valve Adjustment Method Eccentric rocker arm shaft
Overall Ratio (Top Gear) 6.49 Compression Pressure 12.0 - 13.0 kg/cm² STD 8.8 kg/cm² service limit
Chassis Spark Plug NGK B8ES or ND W24ES-U 0.7 - 0.8 mm gap
Wheelbase 1360 mm Point Gap (Dwell) 0.35 ± 0.05 mm
Seat Height 740 mm Ignition Timing Idle 15° BTDC ("F" mark) at 1,100 rpm
Ground Clearance 128 mm Full 40° BTDC (in double marks) at 2,800 rpm
Dry Weight 191 kg Pilot Screw (turns out)
Max Recommended Load 165 kg Idle Speed 1100 ± 100 rpm
Fuel Tank Capacity 14.0 liter Engine Oil SE Class SAE 10W40, 10W50, 20W40, 20W50
Tire Size Front 3.25S-18 4PR Tube-Type - w/filter change 3.0 liter
Rear 3.50-18 6PR Tube-Type - no filter change 2.6 liter
Brake Type Front Single hydraulic disc - Level On center stand, wait 5 min, middle of window.
Rear Mechanical Drum (Leading/Trailing) - Pressure More than 2.0 kg/cm² at 4,000 rpm, 90° C
Brake Size Front 230 mm effective diameter Chassis
Rear 160 X 30 mm Fork Oil SAE 5W20
Suspension Stroke Front 150 mm - Capacity 160cc dry approx 125 cc oil change
Rear 115 mm - Level 350 ± 4 (Fork extended, spring installed)
  Tire Pressure (cold) Front 2.25 kg/cm² (0 - 165 kg)
Rear (normal) 2.25 kg/cm² (0 - 125 kg)
Rear (heavy) 2.50 kg/cm² (125 - 147 kg)
Rear (max) 2.80 kg/cm² (147 - 165 kg)
Drive Chain Slack 20 - 25 mm (on center stand, tightest point, STD)

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