Kawasaki FC540V

Kawasaki FC540VThe Kawasaki FC540V is a 535 cc (32.65 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a vertical shaft, manufactured by Kawasaki Heavy Industries LTd. for general-purpose applications.

Cylinder bore and piston stroke are 89.0 mm (3.5 in) and 86.0 mm (3.39 in), respectively. The compression ratio rating is 8.3:1.

This engine produced 17.3 PS (12.7 kW; 17.0 HP) at 3,600 rpm of horsepower and 36.7 N·m (3.7 kg·m, 27 ft·lb) at 2,400 rpm of torque.

The Kawasaki FC540V features:

  • OHV design
  • Flywheel magneto transistor type ignition system
  • Float type carburetor with fixed main jet
  • Full pressurized lubrication system
  • Forced air cooling system
  • Electric starter

General information

Engine Specifications
Engine modelFC540V
Engine type4-stroke, OHV, single-cylinder
Displacement535 cm3, (32.65 cu·in)
Max. horsepower17.3 PS (12.7 kW; 17.0 HP) at 3,600 rpm
Max. torque36.7 N·m (3.7 kg·m, 27 ft·lb) at 2,400 rpm
Cooling systemForced air
Air cleanerSemi-dry cyclone type with dual element
Lubricating systemFull pressurized
Ignition systemFlywheel magneto transistor type
Fuel systemFloat type carburetor with fixed main jet
Fuel consumption
Fuel tank capacity8.0 liters (8.45 US.qts, 7.04 Imp. qts)
Fuel usedUnleaded gasoline (octane number 86 or higher)
Starting systemElectric starter
PTO shaft rotationCounterclockwise (from PTO shaft side)
Dimensions (L x W X H)490 x 447 x 438 mm (19.3 x 17.6 x 17.2 in)
Dry weight45.4 kg (100.1 lbs)

Cylinder Block and Head

Cylinder block
Compression ratio:8.3:1
Cylinder bore:89.0 mm (3.5 in)
Piston stroke:86.0 mm (3.39 in)
Cylinder internal diameter (standard):89.076 mm (3.5069 in)
Number of piston rings (compression / oil):2/1
Connecting rod big end diameter (standard):41.068 mm (1.6168 in)
Connecting rod small end diameter (standard):22.059 mm (0.8685 in)
Piston pin diameter:21.977 mm (0.8652 in)
Side clearance (Top):0.170 mm (0.0067 in)
Side clearance (Second):0.150 mm (0.0059 in)
Side clearance (Oil):0.200 mm (0.0079 in)
Ring end gap (Top):0.900 mm (0.0354 in)
Ring end gap (Second):0.900 mm (0.0354 in)
Number of main bearings:2
Crankshaft main journal diameter: PTO side: 37.904 mm (1.4923 in)
Flywheel side: 34.945 mm (1.3758 in)
Crankpin journal diameter:40.928 mm (1.6113 in)
Crankshaft center distance:43.0 mm (1.695 in)
Cylinder head
Valve arrangement:OHV
Valve steam diameter (INTAKE):6.930 mm (0.2728 in)
Valve steam diameter (EXHAUST):6.915 mm (0.2722 in)
Valve spring free length (INTAKE):37.5 mm (1.4764 in)
Valve spring free length (EXHAUST):37.5 mm (1.4764 in)
Camshaft lobe height (INTAKE):37.10 mm (1.4606 in)
Camshaft lobe height (EXHAUST):37.10 mm (1.4606 in)
Camshaft journal diameter :20.912 mm (0.8233 in)

Tightening torque

Tightening torque specs
Cylinder head52 Nm; 5.2 kg·m; 38.3 ft·lb
Connecting rod20 Nm; 2.0 kg·m; 14.7 ft·lb
Flywheel172 Nm; 17.5 kg·m; 127 ft·lb
Crankcase cover26 Nm; 2.6 kg·m; 19.2 ft·lb
Oil drain plug23 Nm; 2.3 kg·m; 16.7 ft·lb
Valve clearance lock nut20 Nm; 2.0 kg·m; 14.7 ft·lb

Service Data

Maximum speed:3,500±100 rpm
Idle speed:1,500±150 rpm
Cylinder compression:5.0 kg/cm2 (70 psi)
Valve clearance
Intake valve clearance:0.15 mm (0.006 in)
Exhaust valve clearance:0.15 mm (0.006 in)
Oil system
Lubrication system:Full pressurized
Oil type:4-stroke or an equivalent (SF, SE, SD)
Recommended oil:SAE 10W-30
Oil capacity:1.6 L (1.69 US. qt, 1.41 Imp. qt.)
Fuel system
Type:Float type carburetor with fixed main jet
Fuel pump:Diaphragm type pulse pump
Ignition system
Type:Flywheel magneto transistor type
Spark plug:NGK BPR5ES or Champion RN11YC
Spark plug gap:0.7-0.8 mm (0.0276-0.0315 in)
Ignition coil air gap0.3 mm (0.0118 in)


Manufacturer or BrandModels
Lawn tractors
John Deere180, 185, 260, 265, GT262, GT275, LX186
Whell Horse257-H
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

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