Kohler LV560

Kohler LV560The Kohler LV560 is a 561 cc (34.2 cu·in) natural aspirated V-twin four-stroke liquid-cooled internal combustion small gasoline engine with a vertical shaft from the Aegis series, manufactured by Kohler Co for general-purpose applications.

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 Kohler Aegis LV560 features:

  • OHV (overhead valve) design
  • Hydraulic valve system
  • Electronic ignition system
  • Carburetor with fixed main jet and pulse fuel pump
  • Mechanical governor
  • Full pressure with Gerotor oil pump lubrication system
  • Liquid-cooled cooling system with parallel-flow radiator and integrated belt-driven water pump
  • Solenoid shift starter (12V)
  • 20A charging, regulated

General information

Engine Specifications
Engine modelAegis LV560
Engine type4-stroke, OHV, V-twin
Displacement561 cm3, (34.2 cu·in)
Max. horsepower17.3 PS (12.7 KW; 17.0 HP) at 3,600 rpm
Max. torque32.5 Nm (3.32 kg·m; 24.0 ft·lb) at 2,400 rpm
Cooling systemLiquid-cooled
Air cleanerDual-element
Lubricating systemFull pressure with Gerotor oil pump
Ignition systemElectronic ignition system
Fuel systemCarburetor with fixed main jet
Fuel usedUnleaded gasoline (octane number 86 or higher)
Starting systemSolenoid shift starter (12V)
Charging system20A charging, regulated
GovernorMechanical governor
PTO shaft rotationCounterclockwise (from PTO shaft side)
Dimensions (L x W X H)451.0 x 479.3 x 472.4 mm (17.8 x 18.9 x 18.6 in)
Dry weight49.8 kg (109.8 lbs)

Cylinder Block and Head

Cylinder block
Compression ratio:8.2:1
Cylinder bore:73.0 mm (2.87 in)
Piston stroke:67.0 mm (2.64 in)
Cylinder internal diameter (standard):73.006-73.031 mm (2.8742-2.8752 in)
Piston skirt outer diameter (standard):72.966-72.984 mm (2.8727-2.8734 in)
Number of piston rings (compression / oil):2/1
Connecting rod small end diameter (standard):17.015-17.023 mm (0.6699-0.6702 in)
Piston pin diameter:16.995-17.000 mm (0.6691-0.6693 in)
Side clearance (Top):0.040-0.096 mm (0.0016-0.0037 in)
Side clearance (Second):0.030-0.080 mm (0.0012-0.0031 in)
Side clearance (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)
Ring end gap (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)
Crankshaft center distance:33.5 mm (1.32 in)
Cylinder head
Valve arrangement:OHV, gear driven
Valves:2 (4 valves in total)
Valve head diameter (INTAKE):33.370-33.630 mm (1.3138-1.324 in)
Valve head diameter (EXHAUST):29.370-29.630 mm (1.1563-1.1665 in)
Valve face angle (INTAKE):45°
Valve face angle (EXHAUST):45°
Seat angle (INTAKE):89°
Seat angle (EXHAUST):89°
Valve steam diameter (INTAKE):6.982-7.000 mm (0.2749-0.2756 in)
Valve steam diameter (EXHAUST):6.970-6.988 mm (0.2744-0.2751 in)
Valve lift (min) (INTAKE):8.88 mm (0.3496 in)
Valve lift (min) (EXHAUST):8.88 mm (0.3496 in)
Camshaft journal diameter :19.962-19.975 mm (0.7859-0.7864 in)

Tightening torque specs

Tightening torque specs
Intake manifold6.2 Nm (0.63 kg·m; 4.58 ft·lb)
Carburetor mounting6.2 Nm (0.63 kg·m; 4.6 ft·lb)
Connecting rod cap11.3 Nm (1.15 kg·m; 8.3 ft·lb)
Oil drain plugs13.6 Nm (1.4 kg·m; 10.0 ft·lb)
Cylinder head Step 1: 16.9 Nm (1.7 kg·m; 12.5 ft·lb)
Step 2: 33.9 Nm (3.5 kg·m; 25.0 ft·lb)
Rocker pivot Screw: 11.3 Nm (1.1 kg·m; 8.34 ft·lb)
Nut: 15.8 Nm (1.6 kg·m; 11.66 ft·lb)
Starter mounting15.3 Nm (1.56 kg·m; 11.3 ft·lb)
Fan13.6 Nm (1.4 kg·m; 10.0 ft·lb)
Flywheel66.4 Nm (6.77 kg·m; 49 ft·lb)
Spark plug27 Nm (2.75 kg·m; 19.93 ft·lb)
Muffler retaining nuts24.4 Nm (2.5 kg·m; 18.0 ft·lb)
Valve cover6.2 Nm (0.63 kg·m; 4.6 ft·lb)
Governor control lever9.9 Nm (1.0 kg·m; 7.3 ft·lb)

Service Data

Idle speed:1200±75 rpm
Compression pressure
Standard:1.1 MPa (160 psi)
Compression differential limit between cylinders:15% and less
Oil system
Lubrication system:Full pressure wirh Gerotor oil pump
Oil type:SAE 10W-30
Recommended oil:API SG, SH, SJ, or higher
Oil capacity:1.9 L (2.01 US. qt, 1.67 Imp. qt.)
Fuel system
Type:Carburetor with fixed main jet
Fuel pump:Pulse type
Fuel delivery (min):7.5 L/h (2 gal/h) with a pressure at 0.3 psi
Fuel filter:In-line
Ignition system
Type:Electronic ignition system
Spark plug:Champion RC14YC or Kohler 6613201-S
Spark plug gap:0.76 mm (0.030 in)
Spark plug torque:27 N·m (2.8 kg·m, 19.9 ft·lb)
Ignition module air gap:0.20-0.30 mm (0.008-0.012 in)
Cooling system
Cooling system:Liquid-cooled cooling system with parallel-flow radiator and integrated belt-driven water pump
Coolant capacity:1.4 liters (1.5 US.qts, 1.243 Imp. qts)


1. Kohler Aegis 17,20,23 HP liquid-cooled vertical crankshaft service manual. Kohler Co.

Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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