Kohler K582

Kohler K582The Kohler K582 is a 946 cc, (57.73 cu·in) twin-cylinder air-cooled four-stroke internal combustion gasoline engine from K-series, manufactured by Kohler Co.

The Kohler K582 engine has an L-head (side valve) design, horizontal PTO-shaft, and pressurized lubrication system with a positive pressure oil pump. This engine is equipped with side-draft carburetor and battery ignition systems. The K582 engine used paper air cleaner (oiled foam pre-cleaner was available as an option) and full-flow type oil filter.

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It has an 88.9 mm (3.5 in) cylinder bore and 76.2 mm (3 in) piston stroke. This engine produced 23.3 PS (17.1 kW; 23.0 HP) at 3,600 rpm of horsepower.

The breakdown of the engine code is as follows:

  • K – K-series
  • 58 – Approximate daisplacement (cu·in)
  • 2 – Twin cylinders
  • Suffix (engine is available with the following options):
    S – Electric starter;
    EP – Electric plant;
    Q – Quled model;

General information

Engine Specifications
ModelK582
Type4-stroke, L-head, single cylinder
Displacement946 cm 3 (57.73 cu-in)
Max. horsepower23.3 PS (17.1 kW; 23.0 HP) at 3,600 rpm
Max. torque (crank PTO)
Fuel systemSidedraft carburetor
Cooling systemForced-air
Ignition systemBattery (generator or alternator) ignition system
Lubricating systemPressurized lubrication
Starting system
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel tank capacity

Cylinder Block and Head

Cylinder block
Compression ratio:
Bore x Stroke88.9 X 76.2 mm (3.5 x 3.0 in)
Sleeve internal diameter88.9127-88.8873 mm (3.5005-3.4995 in)
Piston skirt outer diameter88.7501-88.7095 mm (3.4941-3.4925 in)
Number of piston rings (compression / oil):2 / 1
Ring end gapTop0.254-0.508 mm (0.010-0.020 in)
Second0.254-0.508 mm (0.010-0.020 in)
Connecting rod small end ID22.2428-22.2504 mm (0.8757-0.876 in)
Piston pin outer diameter22.2300-22.2352 mm (0.8752-0.8754 in)
Cylinder Head
Valve Arrangement:L-head (sidevalve)
Valves:2

Tightening torque specs

Tightening torque specs
Cylinder head bolt48 Nm; 4.9 kg·m; 35 ft·lb
Flywheel156 Nm; 15.9 kg·m; 115 ft·lb
Spark plug25-30 Nm; 2.55-3.06 kg·m; 18-22 ft·lb

Service Information

Engine
Max speed3,600 rpm
Valve clearance
Intake valve clearance0.20-0.25 mm (0.0079-0.0098 in)
Exhaust valve clearance0.43-0.48 mm (0.0169-0.0189 in)
Oil system
Oil typeAPI SF or SG
Recommended oil Summer: SAE 30W
Winter: SAE 5W-20, 5W-30
Oil capacity Without oil filter: 2.8 L (3.0 US. qt, 2.5 Imp. qt.)
With oil filter: 3.3 L (3.5 US. qt, 2.9 Imp. qt.)
Ignition system
Spark plugChampion: RH10
Spark plug gap0.65 mm (0.0256 in)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.

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