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Kohler SV735 Specifications

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• Kohler SV735 Engine Specifications
• Kohler SV735 Engine Maintenance
• Kohler SV735 Engine Troubleshooting

Engine Model .............. Kohler Courage SV735
Engine Type .............. Gasoline, 4-cycle 2-cylinder, OHV, air-cooled
Number of Cylinders .............. V-Twin
Displacement, cc (cu.in) .............. 725 (44.0)
Engine Bore, mm (in) .............. 83.0 (3.27)
Engine Stroke, mm (in) .............. 67.0 (2.64)
Rated Engine Power, hp (kW) .............. 26.0 (19.4)
Rated Engine Speed, rpm .............. 3600
Maximum Torque, Nm (ft-lb) .............. 56.2 (41.5)
Torque Speed, rpm .............. 2800
Compression .............. 9.0:1
Lubrication .............. Full pressure
Oil filter .............. Full-flow type
Air Cleaner .............. Replaceable, paper element
Oil Capacity, L (qts) .............. 1.9 (2.0)
Electrical System Rating, Volts .............. 12
Starter Type .............. Electric
Battery Rating .............. 12V, 400 CCA

Fuel System Type .............. Carburetor
Carburetor Model .............. Nikki or Keihin
Carburetor Type .............. One-Barrel, fixed main jet
Fuel Pump .............. Pulse type
Fuel Filter .............. In-line
Governor .............. Mechanical

Length, mm (in) .............. 471 (18.5)
Width, mm (in) .............. 449 (17.8)
Height, mm (in) .............. 339 (13.4)
Net weight, kg (lbs) .............. 41.5 (91)

Cylinder Bore I.D (Standard) .............. 83.031-83.006 mm (3.2689-3.2679 in.)
Cylinder Bore I.D (Max. Wear Limit) .............. 83.069 mm (3.2704 in.)
Cylinder Bore (Max. Out of Round) .............. 0.12 mm (0.0047 in.)
Cylinder Bore Max. Taper .............. 0.05 mm (0.0020 in.)
Cylinder Head Max. Out-of-Flatness .............. 0.076 mm (0.003 in.)
Camshaft End Play (With Shim) .............. 0.076-0.127 mm (0.0030-0.0050 in.)
Camshaft Clearance .............. 0.025-0.063 mm (0.0010-0.0025 in.)
Camshaft Bore I.D .............. 20.000-20.025 mm (0.7874-0.7884 in.)
Camshaft Bearing Surface O.D .............. 19.962-19.975 mm (0.7859-0.7864 in.)
Connecting Rod to Crankpin Clearance .............. 0.030-0.055 mm (0.0012-0.0022 in.)
Connecting Rod to Crankpin Side Clearance .............. 0.26-0.63 mm (0.0102-0.0248 in.)
Connecting Rod to Piston Pin Clearance .............. 0.015-0.028 mm (0.0006-0.0011 in.)

Cylinder Head (Max. Out of Flatness) .............. 0.076 mm (0.003 in)
Intake Valve Clearance (Cold) .............. 0.04-0.08 mm (0.0015-0.0030 in)
Exhaust Valve Clearance (Cold) .............. 0.05-0.09 mm (0.0020-0.0035 in)
Valve Tappet to Crankcase Clearance .............. 0.013-0.073 mm (0.0005-0.0029 in.)
Intake Valve Stem to Valve Guide Clearance .............. 0.038-0.076 mm (0.0015-0.0030 in.)
Exhaust Valve Stem to Valve Guide Clearance .............. 0.050-0.088 mm (0.0020-0.0035 in.)
Intake Valve Guide I.D .............. 7.038-7.058 mm (0.2771-0.2779 in.)
Exhaust Valve Guide I.D .............. 7.038-7.058 mm (0.2771-0.2779 in.)
Valve Guide Reamer Size (Standard) .............. 7.048 mm (0.2775 in.)
Valve Guide Reamer Size (0.25 mm Oversize) .............. 7.298 mm (0.2873 in.)
Intake Valve Minimum Lift .............. 8.07 mm (0.3177 in.)
Exhaust Valve Minimum Lift .............. 8.07 mm (0.3177 in.)
Nominal Valve Face Angle .............. 45 deg
Valve Seat Angle (Intake/Exhaust) .............. 89 deg
Intake Valve Insert O.D .............. 36.987-37.013 mm (1.4562-1.4572 in.)
Exhaust Valve Insert O.D .............. 32.987-33.013 mm (1.2987-1.2997 in.)
Intake Valve Guide Depth .............. 4.00 mm (0.1575 in.)
Exhaust Valve Guide Depth .............. 6.50 mm (0.2559 in.)
Intake Valve Head Diameter .............. 33.37-33.63 mm (1.3138-1.3240 in.)
Exhaust Valve Head Diameter .............. 29.37-29.63 mm (1.1563-1.1665 in.)
Intake Valve Stem Diameter .............. 6.982-7.000 mm (0.2749-0.2756 in.)
Exhaust Valve Stem Diameter .............. 6.970-6.988 mm (0.2744-0.2751 in.)

Crankshaft End Play (Free) .............. 0.070-0.590 mm (0.0028-0.0230 in.)
Crankshaft Bore (In Crankcase) .............. 40.965-41.003 mm (1.6128-1.6143 in.)
Crankshaft Bore (In Oil Pan) .............. 40.974-40.987 mm (1.6131-1.6136 in.)
Crankshaft Bore to Crankshaft Clearance .............. 0.039-0.074 mm (0.0015-0.0029 in.)
Flywheel End Main Bearing Journal O.D .............. 40.913-40.935 mm (1.6107-1.6116 in.)
Flywheel End Main Bearing Journal Max. Taper .............. 0.022 mm (0.0009 in.)
Oil Pan End Main Bearing Journal O.D .............. 40.913-40.935 mm (1.6107-1.6116 in.)
Oil Pan End Main Bearing Journal Max. Taper .............. 0.022 mm (0.0009 in.)
Connecting Rod Journal O.D .............. 35.955-35.973 mm (1.4156-1.4163 in.)
Connecting Rod Journal Max. Taper .............. 0.018 mm (0.0007 in.)
Crankshaft T.I.R (PTO End, Crank in Engine) .............. 0.279 mm (0.0110 in.)
Crankshaft T.I.R (Entire Crank, in V-Blocks) .............. 0.20 mm (0.0079 in.)

Piston-to-Piston Pin Clearance .............. 0.006-0.017 mm (0.0002-0.0007 in.)
Piston Pin End I.D .............. 17.015-17.023 mm (0.6699-0.6702 in.)
Piston Pin Bore I.D .............. 17.006-17.012 mm (0.6695-0.6698 in.)
Piston Pin O.D .............. 16.995-17.000 mm (0.6691-0.6693 in.)
Top Ring Groove Clearance (Piston A) .............. 0.025-0.048 mm (0.0010-0.0019 in.)
Top Ring Groove Clearance (Piston B) .............. 0.030-0.070 mm (0.001-0.0026 in.)
Middle Ring Groove Clearance (Piston A) .............. 0.015-0.037 mm (0.0006-0.0015 in.)
Oil Ring Groove Clearance (Piston A) .............. 0.026-0.176 mm (0.0010-0.0070 in.)
Oil Ring Groove Clearance (Piston B) .............. 0.060-0.190 mm (0.0022-0.0073 in.)
Top and Middle Ring End Gap (Piston A) .............. 0.25-0.56 mm (0.0100-0.0224 in.)
Top Ring End Gap (Piston B) .............. 0.189-0.277 mm (0.0074-0.0109 in.)
Middle Ring End Gap (Piston B) .............. 1.519-1.797 mm (0.0598-0.0708 in.)
Piston Thrust Face O.D (Piston A) .............. 82.947 mm (3.2656 in.)
Piston Thrust Face O.D (Piston B) .............. 82.978 mm (3.2668 in.)
Piston to Cylinder Bore Clearance (Piston A) .......... 0.06-0.100 mm (0.0023-0.0039 in.)
Piston to Cylinder Bore Clearance (Piston B) .......... 0.019-0.062 mm (0.0007-0.0024 in.)

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Gasoline and Diesel Engines Technical Data