The Kohler K532 is a 880 cc, (53.7 cu·in) natural aspirated two-cylinders four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Kohler Co., for general-purpose applications.
An 85.7 mm (3.37 in) cylinder bore and 76.2 mm (3 in) piston stroke give the K532 engine a total of 880 cc of displacement. This engine produced 20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm.
The Kohler K532 features:
- L-head (side valve) design
- Battery type ignition system
- Downdraft or side-draft carburetor
- Centrifugal governor
- Pressurized lubrication system by gear type pump
- Forced air cooling system
- Electric starter
General information
| Engine Specifications | |
| Engine model | K532 |
| Engine type | 4-stroke, L-head (side valve), two-cylinders |
| Displacement | 880 cm3, (53.7 cu·in) |
| Max. horsepower | 20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm |
| Cooling system | Forced air |
| Air cleaner | Paper air cleaner (oiled foam pre-cleaner, option) |
| Lubricating system | Pressurized lubrication |
| Ignition system | Battery ignition system |
| Fuel system | Downdraft or side-draft carburetor |
| Starting system | Electric starter |
| Dimensions (L x W X H) | – |
| Dry weight | – |
Cylinder Block and Head
| Cylinder block | |
| Cylinder bore: | 85.7 mm (3.37 in) |
| Piston stroke: | 76.2 mm (3 in) |
| Cylinder internal diameter (standard): | 85.7377-85.7123 mm (3.3755-3.3745 in) |
| Piston skirt outer diameter (standard): | 85.5472-85.4710 mm (3.368-3.365 in) |
| Number of piston rings (compression / oil): | 2/1 |
| Connecting rod small end diameter (standard): | 22.2428-22.2504 mm (0.8757-0.876 in) |
| Piston pin diameter: | 22.2300-22.2352 mm (0.8752-0.8754 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: | 44.9986-45.0113 mm (1.7716-1.7721 in) |
| Crankpin journal diameter: | 41.2623-41.2750 mm (1.6245-1.625 in) |
| Crankshaft center distance: | 38.1 mm (1.5 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: | 0.20-0.25 mm (0.0079-0.0098 in) |
| Exhaust valve clearance: | 0.43-0.48 mm (0.0169-0.0189 in) |
| Oil system | |
| Lubrication system: | Pressurized lubrication |
| 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: 3.3 L (3.5 US. qt, 2.9 Imp. qt.) |
| Fuel system | |
| Type: | Downdraft or side-draft carburetor |
| Ignition system | |
| Type: | Battery ignition system |
| Spark plug: | Champion RH10 |
| Spark plug gap: | 0.65 mm (0.0256 in) |
| Spark plug torque: | 27 N·m (2.8 kg·m, 19.9 ft·lb) |
Applications
| Manufacturer or Brand | Models |
| Lawn tractors | |
| Bolens | HT20 |
| Wheel Horse | D-200 |
References
1. Kohler K482, K532, K582, K662 twin cylinder engine service manual. Kohler Co. 1992.
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