The Kohler M16 is a 588 cc, (35.88 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft, manufactured by Kohler Co for general-purpose applications.
The cylinder bore is 3.75 mm (0.15 in) and the piston stroke is 3.25 mm (0.13 in). The compression ratio rating is 7.3:1.
The Kohler M16 engine produced 16.2 PS (11.9 kW; 16.0 HP) at 3,600 rpm of maximum output power.
The Kohler M16 features:
- L-head design
- Electronic magneto ignition system
- Side-draft carburetor
- Centrifugal governor
- Splash lubrication system
- Forced air cooling system
- Recoil or electric starter
General information
Engine Specifications | |
Engine model | M16 |
Engine type | 4-stroke, L-head, single-cylinder |
Displacement | 588 cm3, (35.88 cu·in) |
Max. horsepower | 16.2 PS (11.9 kW; 16.0 HP) at 3,600 rpm |
Max. torque | – |
Cooling system | Forced air |
Air cleaner | High-density paper |
Lubricating system | Splash |
Ignition system | Electronic magneto ignition system |
Fuel system | Side-draft carburetor with adjustable jet |
Fuel tank capacity | 5.5 L (1.45 US. gal. 1.21 Imp. gal.) |
Fuel used | Unleaded gasoline (octane number 86 or higher) |
Starting system | Recoil or electric starter |
Governor | Centrifugal governor |
PTO shaft rotation | Counterclockwise (from PTO shaft side) |
Dry weight | 58.0 kg (127.9 lbs) |
Cylinder Block and Head
Cylinder block | |
Compression ratio: | 7.3:1 |
Cylinder bore: | 3.75 mm (0.15 in) |
Piston stroke: | 3.25 mm (0.13 in) |
Cylinder internal diameter (standard): | 95.2373-95.2627 mm (3.7495-3.7505 in) |
Piston skirt outer diameter (standard): | 95.1357-95.1610 mm (3.7455-3.7465 in) |
Number of piston rings (compression / oil): | 2/1 |
Connecting rod small end diameter (standard): | 22.2428-2.2505 mm (0.8757-0.0886 in) |
Piston pin diameter: | 22.2300-22.2377 mm (0.8752-0.8755 in) |
Side clearance (Top): | 0.152 mm (0.006 in) |
Side clearance (Second): | 0.152 mm (0.006 in) |
Ring end gap (Top): | 0.254-0.508 mm (0.010-0.020 in) |
Ring end gap (Second): | 0.254-0.508 mm (0.010-0.020 in) |
Crankpin journal diameter: | 38.0873-38.1000 mm (1.4995-1.5 in) |
Crankshaft center distance: | 1.625 mm (0.065 in) |
Cylinder head | |
Valve arrangement: | L-head, gear driven |
Valves: | 2 |
Valve steam min diameter (INTAKE): | 7.8816 mm (0.3103 in) |
Valve steam min diameter (EXHAUST): | 7.8079 mm (0.3074 in) |
Service Data
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: | Splash |
Oil type: | API SF or SG |
Recommended oil: | Summer: SAE 30 Winter: SAE 5W-20, 5W-30 |
Oil capacity: | 1.9 L (2.01 US. qt, 1.67 Imp. qt.) |
Fuel system | |
Type: | Side-draft carburetor |
Preliminary main fuel screw setting: | 2-1/2 turns |
Preliminary idle fuel screw setting: | 2-1/2 turns |
Float level: | 11/64 ± 1/32 |
Float drop: | 1-1/32 |
Ignition system | |
Type: | Electronic magneto 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) |
Ignition coil air gap | 0.3-0.4 mm (0.012-0.016 in) |
Applications
Manufacturer or Brand | Models |
Lawn tractors | |
Wheel Horse | 416-8 |
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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