Kawasaki FJ180V PRO

Kawasaki FJ180V PROThe Kawasaki FJ180V PRO is a 0.18 l (179 cc, 10.9 cu-in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine with vertical shaft manufactured by Kawasaki Heavy Industries LTd., for general-purpose applications.

The FJ180V PRO engine has an OHV (overhead valve) design; cast iron cylinder liner; internally vented carburetor; CDI ignition system; combined crankcase design; metal engine shroud; rotating grass screen. The engine uses dual-element air cleaner and pressurized lubrication system with spin-on oil filter as an option.

A 65.0 mm (2.56 in) cylinder bore and 54.0 mm (2.13 in) piston stroke give the motor a total of 179 cc of displacement. Compression ratio rating is 8.5:1. The Kawasaki FJ180V PRO motor produced 4.6 PS (3.4 kW; 4.5 HP) at 3,600 rpm of maximum horsepower and 10.0 Nm (1.02 kg·m; 7.4 ft·lb) at 2,400 rpm of torque.

General information

Engine Specifications
Model FJ180V PRO
Type 4-stroke, OHV, single cylinder
Displacement 179 cm 3 (10.9 cu-in)
Max. horsepower 4.6 PS (3.4 KW; 4.5 HP) at 3,600 rpm
Max. torque (crank PTO) 10.0 Nm (1.02 kg·m; 7.4 ft·lb) at 2,400 rpm
Carburetor Internally vented carburetor
Cooling system Forced-air
Ignition system CDI
Lubricating system Splash
Starting system Recoil starter
Stoping system Ignition primary circuit ground
Fuel used Unleaded gasoline (octane number 86 or higher)
Fuel tank capacity 1.7 L
Fuel consumption 298 g/HPh
PTO shaft rotation Counterclockwise (from PTO shaft side)

Dimensions and Weight

Kawasaki FJ180V PRO
Length With fuel tank: 425 mm (16.7 in)
Without fuel tank: 392 mm (15.4 in)
Width With fuel tank: 323 mm (12.7 in)
Without fuel tank: 323 mm (12.7 in)
Height With fuel tank: 286 mm (11.3 in)
Without fuel tank: 286 mm (11.3 in)
Dry weight 17.0 kg (37.5 lbs)

Tightening torque specs

Tightening torque specs
Connecting rod 6 Nm; 0.6 kg·m; 4.4 ft·lb
Flywheel 42 Nm; 4.2 kg·m; 31 ft·lb
Valve clearance lock nut 7 Nm; 0.7 kg·m; 5.2 ft·lb
Crankcase cover 9 Nm; 0.9 kg·m; 6.6 ft·lb
Oil drain plug 22 Nm; 2.2 kg·m; 16.2 ft·lb
Spark plug 22 Nm; 2.2 kg·m; 16.2 ft·lb

Service Information

Maximum speed 4,000 ± 100 rpm
Idle speed 1,600 ± 150 rpm
Cylinder compression 2.0 kg/cm2 (196 kPa) at 600 rpm
Valve clearance
Intake valve clearance 0.10-0.15 mm (0.004-0.006 in)
Exhaust valve clearance 0.10-0.15 mm (0.004-0.006 in)
Oil system
Oil type 4-stroke or an equivalent (SF, SG, SH, or SJ)
Recommended oil SAE 10W-30
Oil capacity 0.65 L
Ignition system
Spark plug NGK: BPR5ES
Spark plug gap 0.7-0.8 mm (0.028-0.031 in)
Ignition coil air gap 0.3 mm (0.012 in)
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