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Home / Small Engines / Kohler Engines / Kohler SV735

Kohler SV735 Maintenance

Engine Model: Kohler Courage SV735

Engine Type: 4-cycle V-twin cylinder gasoline engine

Total Displacement: 44.0 cu.in (725 cc)

Rated Engine Power: 26.0 Hp (19.4 kW) at 3600 rpm

Carburetor Type: One-Barrel, fixed main jet

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Engine Oil and Filters

Engine Oil Type (Summer Time) .............. SAE 10W-30
Engine Oil Type (Winter Time) .............. SAE 5W-30
Oil Classification .............. API Service SJ or higher
Oil Capacity (w/o Filter), L (qts) .............. 1.6 (1.7)
Oil Capacity (with New Filter), L (qts) .............. 1.8 (1.9)
Air Filter Element Part Number .............. 32 083 03-S
Air Filter Pre-Cleaner Part Number .............. 32 083 05-S
Engine Oil Filter Part Number .............. 52 050 02-S
Engine Fuel Filter Part Number .............. 25 050 22-S

Carburetor Adjustments

Main Fuel .............. 2-1/2 turns
Idle Fuel .............. 3/4 to 1 full turn
Low Idle Speed, rpm .............. 1200±75
High Idle Speed, rpm .............. 3600±50

Ignition System

Spark Plug Type .............. Champion RC12YC
Spark Plug Gap, mm (in) .............. 0.76 (0.030)
Module Air Gap, mm (in) .............. 0.28-0.33 (0.011-0.013)
Thread Size, mm (in) .............. 14 (0.55)
Reach, mm (in) .............. 19.1 (0.75)
Spark Plug Torque, Nm (ft-lb) .............. 24.4-29.8 (18-22)

Service Intervals

Service Precleaner Element .............. Every 25 hours
Replace Air Cleaner Element .............. Every 100 hours
Change Engine Oil .............. Every 100 hours
Change Oil Filter .............. Every 100 hours
Replace Fuel Filter .............. Every 100 hours
Clean Oil Cooler Fins .............. Every 100 hours
Check Carburetor Adjustment .............. Every 100 hours
Check and Adjust Valve Clearance .............. Every 200 hours
Check Spark Plug Condition and Gap .............. Every 200 hours
Replace Spark Plug .............. Every 500 hours

Tightening Torque Specs

Cylinder Head Bolt .............. 22.6-41.8 Nm (16.7-30.8 ft-lb.)
Rocker Arm Screw .............. 11.3 Nm (8.3 ft-lb.)
Connecting Rod Cap .............. 11.3 Nm (8.3 ft-lb.)
Flywheel Retaining Screw .............. 74.5 Nm (55 ft-lb.)
Intake Manifold Mounting .............. 7.4 Nm (5.5 ft-lb.)
Carburetor Mounting Nut .............. 6.2-7.3 Nm (4.6-5.4 ft-lb.)
Oil Drain Plug .............. 13.6 Nm (10 ft-lb.)
Oil Pan .............. 24.4 Nm (18 ft-lb.)
Governor Lever Nut .............. 6.8 Nm (5 ft-lb.)
Ignition Module .............. 4.0-6.2 Nm (2.9-4.6 ft-lb.)
Oil Filter .............. 24.4 Nm (18.1 ft-lb.)
Fuel Pump Screw .............. 2.3 Nm (1.7 ft-lb.)
Spark Plug .............. 27 Nm (20 ft-lb.)

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