Kohler SV810

Kohler SV810The Kohler SV810 is a 725 cc, (44.2 cu·in) V-twin air-cooled four-stroke internal combustion gasoline engine from the Courage PRO series, manufactured by Kohler Co. This engine was designed for heavy-duty commercial use.

The Kohler SV810 engine has an OHV (overhead valve) design, vertical PTO-shaft, heat-treated bearings, and a pressurized lubrication system. This engine is equipped with a carburetor with a fixed main jet and one of three ignition systems: Fixed Ignition System, Digital Spark Advance Ignition (DSAI), Digital Spark Advance Module (DSAM). This engine is equipped with large-capacity professional filters: 60% larger air and oil filters and 70% larger fuel filter than the Courage-series.

The cylinder bore is 83.0 mm (3.27 in) and the piston stroke is 67.0 mm (2.64 in). The compression ratio rating is 9.0:1. This engine produced 20.3 PS (14.9 kW; 20 HP) at 3,600 rpm of horsepower and 52.0 Nm (5.3 kg·m; 38.4 ft·lb) at 2,200 rpm of torque.

The breakdown of the engine code is as follows:

  • S – Courage series
  • V – Vertical PTO shaft
  • 810 – Numerical designation

General information

Engine Specifications
Model Courage PRO SV810
Type 4-stroke, OHV, V-twin
Displacement 725 cm 3 (44.2 cu-in)
Max. horsepower 20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm
Max. torque 52.0 Nm (5.3 kg·m; 38.4 ft·lb) at 2,200 rpm
Fuel system Carburetor with a fixed main jet
Cooling system Forced-air
Ignition system Fixed Ignition System,
Digital Spark Advance Ignition (DSAI),
Digital Spark Advance Module (DSAM)
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: 9.0:1
Bore x Stroke 83.0 X 67.0 mm (3.27 x 2.64 in)
Sleeve internal diameter 83.006-83.031 mm (3.2679-3.2689 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)
Cylinder Head
Valve Arrangement: OHV
Valves: 4 (2 per cylinder)
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: 22.6 Nm (2.3 kg·m; 16.7 ft·lb)
Step 2: 41.8 Nm (4.3 kg·m; 30.8 ft·lb)
Flywheel 74.5 Nm (7.6 kg·m; 55.0 ft·lb)
Spark plug 27 Nm (2.75 kg·m; 20.0 ft·lb)

Service Information

Valve clearance
Intake valve clearance 0.101-0.152 mm (0.004-0.006 in)
Exhaust valve clearance 0.101-0.152 mm (0.004-0.006 in)
Oil system
Oil type API SJ or higher
Recommended oil SAE 10W-30
Oil capacity 1.6-1.8 L (1.7-1.9 US. qt, 1.4-1.6 Imp. qt.)
Ignition system
Spark plug Champion RC12YC or DENSO K16PR-U
Spark plug gap 0.76 mm (0.030 in)
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.

ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists or spare parts catalogs. We are an information portal and provide the technical specifications of gasoline and diesel engines.

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.

Be the first to comment

Leave a Reply

Your email address will not be published.