25 hp, Kohler Command Pro, CH740-3117, 725cc, Fits Toro & Exmark Lazer Z Mowers, Free Shipping, No Tax.
Replaces Old Kohler Engine Spec # CH730-0129, CH740-0007, CH740-0045, CH740-0054, CH740-0075.
You can also use this engine to replace CH25S Spec # 68543, 68606, 68695, CH730-0003, CH740-0087, CH740-3118, CH740-3175.
Replacement Engine For Exmark LZ25KC604, Serial Range 190000 thru 319999, 220000 thru 251999, 252000 thru 259999, 260000 thru 319999, 320000 thru 369999, 540000 thru 599999, 540000 thru 599999.
LZ27KC604, 370000 thru 439999, 440000 thru 509999, 510000 thru 599999, 540000 thru 599999, 720000 & up.
Exactly the same as engine as below except:
CH740-0045 (includes muffler)
CH740-0054 (No muffler and No Quick Oil Drain Valve).
This engine was rate as 27HP but with new rating system it is now rated as 25 hp.
Free Kohler Engine Parts Lookup Diagrams For Spec# CH740-3117
Free Kohler Engine Service Manual For Spec# CH740-3117
Standard Features
- Overhead Valve Design
- Hydraulic Valve Lifters
- Heavy Duty Canister Air Cleaner System
- Cast-Iron Cylinder Liners
- Electronic Ignition
- High Efficiency Grass Screen and Fan
- Closed Breather System
- Stellite Exhaust Valves
- Full Pressure Lubrication
- Large Capacity In-Line Fuel Filter
- Large Capacity Oil Filter
- Oil Sentry
- Engine-Mounted Oil Cooler, Radiator Style
- High Performance Accelerator Pump Carburetor
- Fuel Shutdown Solenoid
- Smart-Choke Carburetor
- Pulse Fuel Pump
- High Performance Spark Plugs
- 12 Volt Solenoid Shift Starter
- 15 Amp Alternator, Regulated
- Front PTO Drive Shaft 1", 2475508-S
- Wiring Harness 2417698-S
- Quick Oil Drain Valve 2575514-S
- No Muffler 2406818-S ( Order 2478611-S oil-filter side discharge muffler kit if needed)
- Crankshaft-2401406 1 1/8 inch (28 mm) Diameter x 2 25/32 inch (70.8 mm) PTO Length, 0.25 inch (6.36 mm) Keyway, Drilled and Tapped 1.5 inch (38 mm) Deep, 7/16-20 UNF