Kawasaki FD440V

Kawasaki FD440VThe Kawasaki FD440V is a 0.44 l (437 cc, 26.67 cu-in) V-twin 90° liquid-cooled 4-stroke internal combustion small gasoline motor with vertical shaft, manufactured by Kawasaki Heavy Industries LTd., for general-purpose applications.

The FD440V has OHV (overhead valve design); cast-iron cylinder liners; horizontal draft type carburetor with fixed main jet; mechanical diaphragm type fuel pump; full transistor ignition system with fixed timing; mechanical governor and low tone muffler. The Kawasaki FD440V uses a full pressure lubrication system with spin-on oil filter and dual element air cleaner.

The engine was equipped with solenoid shift-type electric starter and 12V-15A charging coil with a regulator.

The Kawasaki FD440V develops 15.2 PS (11.2 kW; 15 HP) at 3,600 rpm of maximum power. A 67.0 mm (2.64 in) cylinder bore and 62.0 mm (2.44 in) piston stroke give the motor a total of 437 cc of displacement. Compression ratio rating is 8.7:1.

General information

Engine Specifications
ModelFD440V
Type4-stroke, OHV, V-twin 90°
Displacement437 cm 3 (26.67 cu-in)
Max. horsepower15.2 PS (11.2 KW; 15 HP) at 3,600 rpm
Max. torque (crank PTO)
CarburetorHorizontal draft type
Cooling systemLiquid-cooling
Ignition systemTransistorized ignition
Lubricating systemPressure feed lubrication system
Starting systemSolenoid shift type electric starter
Charging system12 Volt – 15A with regulator
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel consumption245 g/HPh
Cooling systemPressurized forced circulation type

Dimensions and Weight

Kawasaki FD440V
Length, mm (in)485 (19.1)
Width, mm (in)358 (14.1)
Height, mm (in)440 (17.3)
Dry weight, kg (lb)35.2 (77.6)

Tightening torque specs

Tightening torque specs
Cylinder head21 Nm; 2.1 kg·m; 15.5 ft·lb
Connecting rod12 Nm; 1.2 kg·m; 9 ft·lb
Flywheel88 Nm; 9.0 kg·m; 65 ft·lb
Crankcase cover21 Nm; 2.1 kg·m; 15.5 ft·lb
Intake manifold8 Nm; 8.0 kg·m; 6 ft·lb
Oil drain plug25 Nm; 2.5 kg·m; 18.5 ft·lb
Valve clearance lock nut8.8 Nm; 0.9 kg·m; 6.5 ft·lb

Maintenance data

Engine
Maximum speed3500 ± 100 rpm
Idle speed1500 ± 100 rpm
Cylinder compression12.0 kg/cm2 (170 psi) at 500 rpm
Valve clearance
Intake valve0.25 mm (0.010 in)
Exhaust valve0.25 mm (0.010 in)
Oil system
Oil type4-stroke or an equivalent (SC, SD, SE, SF, SG, or SH)
Recommended oilSAE 10W-40, 10W-30, 5W-20
Oil capacity (with filter changed)1.8 L
Ignition system
Spark plugNGK: BMR6A
Spark plug gap0.6-0.7 mm (0.024-0.028 in)
Spark plug tightening torque17 Nm; 1.7 kg·m; 12.5 ft·lb
Fuel system
CarburetorMikuni BV20-15
Main bore diameter20.0 mm (0.78 in)
Venturi diameter15.0 mm (0.59 in)
Main jet#87.5
Pilot jet#37.5
Main air jet1.5
Pilot air jet0.9
Pilot screw opening1-11/16 turns out
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