Kohler K662

Kohler K662The Kohler K662 is a 1.1 L (1,101 cc, 67.2 cu·in) natural aspirated, two-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Kohler Co., for general-purpose applications.

Cylinder bore and piston stroke are 92.0 mm (3.62 in) and 82.5 mm (3.25 in), respectively. This engine produced 24.3 PS (17.9 kW; 24.0 HP) at 3,600 rpm of horsepower.

The Kohler K662 features:

  • L-head (side valve) design
  • Magneto ignition system
  • Downdraft carburetor
  • Pressurized lubrication system by gear type pump
  • Forced air cooling system
  • Electric starter

General information

Engine Specifications
Engine model K662
Engine type 4-stroke, L-head (side valve), two-cylinders
Displacement 1101 cm3, (67.19 cu·in)
Max. horsepower 24.3 PS (17.9 kW; 24.0 HP) at 3,600 rpm
Cooling system Forced air
Air cleaner Paper air cleaner (oiled foam precleaner, option)
Lubricating system Pressurized by gear pump
Ignition system Magneto ignition system
Fuel system Downdraft carburetor
Starting system Electric starter
Dimensions (L x W X H)
Dry weight 85.0 kg (187.4 lbs)

Cylinder Block and Head

Cylinder block
Cylinder bore: 92.0 mm (3.62 in)
Piston stroke: 82.5 mm (3.25 in)
Cylinder internal diameter (standard): 92.0877-92.0623 mm (3.6255-3.6245 in)
Piston skirt outer diameter (standard): 92.0496-92.0369 mm (3.624-3.6235 in)
Number of piston rings (compression / oil): 2/1
Connecting rod small end diameter (standard): 22.2352-22.2402 mm (0.8754-0.8756 in)
Piston pin diameter: 22.2225-22.2275 mm (0.8749-0.8751 in)
Ring end gap (Top): 0.254-0.508 mm (0.01-0.02 in)
Ring end gap (Second): 0.254-0.508 mm (0.01-0.02 in)
Crankshaft main journal diameter: 57.1754-57.1881 mm (2.251-2.2515 in)
Crankpin journal diameter: 47.6123-47.6250 mm (1.8745-1.875 in)
Crankshaft center distance: 41.25 mm (1.625 in)
Cylinder head
Valve arrangement: L-head (side valve)
Valves: 2,(4 valves in total)
Valve steam diameter (INTAKE): 7.8867-7.8994 mm (0.3105-0.311 in)
Valve steam diameter (EXHAUST): 7.8334-7.8511 mm (0.3084-0.3091 in)

Service Data

Engine
Maximum speed: 3,600 rpm
Valve clearance
Intake valve clearance (COLD): 0.20-0.25 mm (0.0079-0.0098 in)
Exhaust valve clearance (COLD): 0.43-0.48 mm (0.0169-0.0189 in)
Oil system
Lubrication system: Pressurized
Oil type: SF or SG
Recommended oil: Summer: SAE 30W
Winter: SAE 5W-20, 5W-30
Oil capacity: Without oil filter: 2.8 L (2.96 US. qt, 2.46 Imp. qt.)
With oil filter: 3.75 L (4.0 US. qt, 3.3 Imp. qt.)
Fuel system
Type: Downdraft carburetor
Ignition system
Type: Magneto ignition system
Spark plug: Champion RCJ-8
Spark plug gap: 0.65 mm (0.0256 in)
Spark plug torque: 27 N·m (2.8 kg·m, 19.9 ft·lb)
ATTENTION! Dear visitors, this is an informational database of technical specifications, we are not a parts supplier or a marketplace.

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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