Kawasaki FH430V KAI

Kawasaki FH430V KAIThe Kawasaki FH430V KAI is a 0.43 l (431 cc, 26.3 cu-in) V-twin 90° air-cooled 4-stroke internal combustion small gasoline engine with vertical shaft, manufactured by Kawasaki Heavy Industries LTd., for general-purpose applications. The Japanese word “KAI” means evolution, advancement and renewal.

The FH430V KAI engine is based on the FH430V motor, but it uses redesigned air cleaner and blower housings, new air filter options, internally vented carburetor, an advanced lubrication system design, and enhancements for optimal stability.

The FH430V KAI has vertical PTO shaft; V-twin 90° design with cast iron cylinder liners and overhead valves (OHV). The engine is equipped with an internally vented carburetor with fuel shut-off solenoid and electronic spark ignition system. The Kawasaki FH430V KAI engine uses a full pressure lubrication system with spin-on oil filter and dual element air cleaner.

The engine has BENDIX type electric starter and 12V-13A charging coil with a regulator.

It has a 65 mm (2.56 in) cylinder bore and 65 mm (2.56 in) piston stroke. Compression ratio rating is 8.5:1. The Kawasaki FH430V KAI produced 15.2 PS (11.2 kW; 15.0 HP) at 3,600 rpm and 32.0 Nm (3.26 kg·m; 23.62 ft·lb) at 2,400 rpm of torque.

General information

Engine Specifications
ModelFH430V KAI
Type4-stroke, OHV, V-twin 90°
Displacement431 cm 3 (26.3 cu-in)
Max. horsepower15.2 PS (11.2 KW; 15.0 HP) at 3,600 rpm
Max. torque (crank PTO)32.0 Nm (3.26 kg·m; 23.62 ft·lb) at 2,400 rpm
CarburetorInternally vented carburetor
Cooling systemAir-cooling
Ignition systemElectronic spark ignition
Lubricating systemFull pressure with spin-on oil filter
Starting systemElectric starter
Charging system12 Volt – 13A with regulator
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel consumption245 g/HPh
Cooling systemPressurized forced circulation type

Tightening torque specs

Tightening torque specs
Cylinder head25 Nm; 2.2 kg·m; 18.5 ft·lb
Connecting rod6 Nm; 0.6 kg·m; 4.4 ft·lb
Flywheel56 Nm; 5.7 kg·m; 41.3 ft·lb
Crankcase cover25 Nm; 2.2 kg·m; 18.5 ft·lb
Intake manifold7 Nm; 0.7 kg·m; 5.2 ft·lb
Valve clearance lock nut7 Nm; 0.7 kg·m; 5.1 ft·lb

Maintenance data

Engine
Maximum speed3500 ± 100 rpm
Idle speed1500 ± 100 rpm
Cylinder compression3.9 kg/cm2 (56 psi) at 500 rpm
Valve clearance
Intake valve0.10-0.15 mm (0.004-0.006 in)
Exhaust valve0.10-0.15 mm (0.004-0.006 in)
Oil system
Oil type4-stroke or an equivalent (SF, SG, SH, or SJ )
Recommended oilSAE 10W-40, 10W-30, 5W-20
Oil capacity (with filter changed)1.8 litre (1.9 US.qt.)
Ignition system
Spark plugCHAMPION: RCJ8Y; NGK: BPMR6A
Spark plug gap0.75 mm (0.029 in)
Spark plug tightening torque22 Nm; 2.2 kg·m; 16.2 ft·lb
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