The Kohler LV560/LV560S is a 561 cc, (34.2 cu·in) V-twin liquid-cooled four-stroke internal combustion gasoline engine from the Aegis series, manufactured by Kohler Co.
The Kohler LV560 engine has an OHV (overhead valve) design, vertical PTO-shaft, pressurized lubrication system with Gerotor oil pump. This engine is equipped with a carburetor with a fixed main jet and electronic ignition system.
It has an 73.0 mm (2.87 in) cylinder bore and 67.0 mm (2.64 in) piston stroke. The compression ratio rating is 8.2:1. This engine produced 17.3 PS (12.7 KW; 17.0 HP) at 3,600 rpm of horsepower and 32.5 Nm (3.32 kg·m; 24.0 ft·lb) at 2,400 rpm of torque.
The breakdown of the engine code is as follows:
- L – Liquid-cooled
- V – Vertical PTO shaft
- 560 – Numerical designation
- S – Electric start
General information
| Engine Specifications | |
| Model | AEGIS LV560 / LV560S |
| Type | 4-stroke, OHV, V-twin |
| Displacement | 561 cm 3 (34.2 cu-in) |
| Max. horsepower | 17.3 PS (12.7 KW; 17.0 HP) at 3,600 rpm |
| Max. torque | 32.5 Nm (3.32 kg·m; 24.0 ft·lb) at 2,400 rpm |
| Fuel system | Carburetor with a fixed main jet |
| Cooling system | Liquid-cooled |
| Ignition system | Electronic ignition system |
| Lubricating system | Pressurized lubrication |
| Starting system | Electric starter |
| Fuel used | Unleaded gasoline (octane number 86 or higher) |
| Fuel tank capacity | – |
Cylinder Block and Head
| Cylinder block | ||
| Compression ratio: | 8.2:1 | |
| Bore x Stroke | 73.0 X 67.0 mm (2.87 x 2.64 in) | |
| Sleeve internal diameter | 73.006-73.031 mm (2.8742-2.8752 in) | |
| Piston skirt outer diameter | 72.966-72.984 mm (2.8727-2.8734 in) | |
| Number of piston rings (compression / oil): | 2 / 1 | |
| Connecting rod small end ID | 17.015-17.023 mm (0.6699-0.6702 in) | |
| Piston pin outer diameter | 16.995-17.000 mm (0.6691-0.6693 in) | |
| Side clearance: | Top | 0.040-0.096 mm (0.0016-0.0037 in) |
| Second | 0.030-0.080 mm (0.0012-0.0031 in) | |
| Oil | 0.046-0.201 mm (0.0018-0.0079 in) | |
| Ring end gap: | Top | 0.180-0.380 mm (0.0071-0.0150 in) |
| Second | 0.180-0.440 mm (0.0098-0.0177 in) | |
| Crankshaft main journal diameter: | 40.913-40.935 mm (1.6107-1.6116 in) | |
| Crankpin journal diameter: | 35.955-35.973 mm (1.4155-1.4163 in) | |
| Cylinder Head | ||
| Valve Arrangement: | OHV, gear drive | |
| Valves: | 4 (2 per cylinder) | |
| Valve head diameter: | INTAKE | 33.370-33.630 mm (1.3138-1.324 in) |
| EXHAUST | 29.370-29.630 mm (1.1563-1.1665 in) | |
| Stem outer diameter: | INTAKE | 6.982-7.000 mm (0.2749-0.2756 in) |
| EXHAUST | 6.970-6.988 mm (0.2744-0.2751 in) | |
Tightening torque specs
| Tightening torque specs | |
| Cylinder head bolt |
Step 1: 16.9 Nm (1.72 kg·m; 12.47 ft·lb) Step 2: 33.9 Nm (3.46 kg·m; 25.02 ft·lb) |
| Flywheel | 66.4 Nm (6.77 kg·m; 49.0 ft·lb) |
| Spark plug | 27 Nm (2.75 kg·m; 20.0 ft·lb) |
Service Information
| Oil system | |
| Oil type | API SG, SH, SJ, or higher |
| Recommended oil | SAE 10W-30 |
| Oil capacity | 1.9 L (2.01 US. qt, 1.67 Imp. qt.) |
| Cooling system | |
| Type | Pressurized cooling system with integrated belt-driven water pump |
| Coolant capacity | 1.4 liters (1.48 US.qts, 1.23 Imp. qts) |
| Ignition system | |
| Spark plug | Champion RC14YC |
| Spark plug gap | 0.76 mm (0.030 in) |
| Ignition module air gap | 0.2-0.3 mm (0.008-0.012 in) |
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