Kohler CH680-3003 22.5HP 674cc V-Twin Engine – 1-1/8in Shaft, Electric Start
For OEM replacement, Kohler CH680-3003 channels 22.5 horsepower. A 674cc block backs up the output, and torque peaks at 47.5 Nm. A 3-year warranty backs the build. Electric Start gets it running without a fuss.
- Runs at 22.5 horsepower under normal use
- Runs on a 674cc engine block
- Torque tops out at 47.5 Nm
- A 1-1/8in horizontal shaft, standard mount
- Electric start, no pull cord needed
Description
Driving heavy industrial hydraulic power packs, the Kohler CH680-3003 horizontal engine delivers continuous 22.5 horsepower across punishing contractor shifts. High-volume hydraulic systems and mobile rescue tools place intense continuous load resistance on engine drive shafts, which causes overheating and thrown connecting rods on consumer powerheads. This 674cc commercial V-twin engine features high-capacity cooling fins, an oversized 1-1/8-inch output shaft, and an electric starter engineered to mobilize hydraulic equipment without delay.
Dual cylinder cast-iron sleeves protect internal tolerances against bore wear, keeping oil consumption low across hundreds of operating hours. The 1-1/8-inch horizontal shaft handles direct hydraulic pump couplings without crankshaft deflection. Full-pressure lubrication circulates filtered motor oil directly to high-load rod bearings, ensuring uninterrupted fluid barrier protection during continuous full-throttle operation across demanding construction jobs.
Key Engineering Features of Kohler CH680-3003
- 674cc 22.5HP Commercial V-Twin: Delivers 22.5 rated horsepower to drive commercial hydraulic power packs and rescue tools.
- 1-1/8-Inch Keyed Horizontal PTO Shaft: Oversized commercial diameter matches heavy hydraulic pump jaw couplings and drive pulleys.
- 12V Electric Key Starting Motor: Spins the flywheel ring gear with key activation to eliminate manual starting effort.
- Full-Pressure Oil Lube with Spin-On Filter: Pumps filtered oil continuously to crankshaft journal inserts and rod bearings.
- Durable Cast-Iron Cylinder Sleeves: Resists bore wear from abrasive dirt, extending engine life in severe commercial service.
- Dual-Stage Commercial Canister Air Cleaner: Traps fine dust particles across two media layers to preserve cylinder wall compression.
- Heavy-Duty Oil Cooler Assembly: Lowers operating oil temperatures to extend bearing life during hot summer operations.
Engineering Integrity & Operational Economy
Engineered for continuous commercial operation where equipment failure halts company revenue, this platform sets the standard for repower efficiency.
- Heavy cast iron cylinder lining and thick crankcase casting prevent thermal distortion during midsummer heat waves.
- Low oil consumption rates and 100-hour oil service intervals keep machines working in the field rather than sitting on shop lift racks.
- Hydraulic equipment operators and utility contractors gain dependable power for high-hour machinery.
Target Machinery & Drop-In Fitment
Weighing 90 pounds dry with an industry-standard horizontal mounting base and 1-1/8-inch shaft, this motor powers hydraulic power units, commercial log splitters, large brush chippers, and high-GPM trash pumps without frame drilling.
Factory Warranty Terms & Routine Upkeep
- Commercial turf and industrial operators receive 3-Year limited factory warranty backing.
- Consumer operations receive 3-Year standard manufacturer warranty coverage.
Execute oil and filter changes every 100 operating hours using 10W-30 motor oil. Inspect the dual-element air cleaner weekly on dusty jobsites, and check the spark plug electrode gap at 0.030 inches. Order the Kohler CH680-3003 horizontal shaft engine from Mulmotor.com for guaranteed factory-fresh units, complete manufacturer warranty coverage, and dedicated commercial equipment support.
Kohler Command Pro CH680-3003 Technical Specs
| Brand | Kohler |
| Full Model Code | CH680-3003 |
| Country of Origin | USA |
| Engine Orientation | Horizontal Shaft |
| Engine Type | 4-Stroke, OHV, V-Twin |
| Displacement | 674 cc |
| Bore x Stroke | 80 x 67 mm |
| Compression Ratio | 8.5:1 |
| Maximum Output | 16.8 kW (22.5 HP) @ 3600 RPM |
| Maximum Torque | 47.5 Nm (35.0 lbs-ft) @ 2400 RPM |
| Specific Fuel Consumption | 6.3 L/hr @ 3600 RPM |
| Fuel Induction System | Two-Barrel Carburetor |
| Ignition System | Electronic Ignition |
| Start System | Electric Start |
| Shaft Specification | 1-1/8" (28.5 mm) Straight Keyway Shaft |
| Fuel Tank Capacity | Data not released (External) |
| Oil Capacity & Type | 1.9 Liters / SAE 10W-30 |
| Cooling System | Air Cooled |
| Dry Weight | 41.0 kg |
| Dimensions | 355 x 441 x 490 mm |
| Standard Warranty | 3 Years |
| Primary Application | Commercial Mowers, Industrial Pumps, Large Concrete Saws |












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