Kohler CH730-3203 – 23.5HP 747cc Horizontal Engine
Kohler CH730-3203 features a high-displacement 725cc block and 1-1/8 inch shaft, providing maximum torque and performance for heavy-duty commercial equipment.
- Engine Type: 4-Stroke 725cc V-Twin OHV.
- Output Shaft: 1-1/8 inch straight keyed.
- Starting System: Solenoid shift electric start.
- Output Power: 23.5 HP peak performance.
- Control Technology: Hydraulic valve lifter system.
Description
Kohler CH730-3203 23.5HP Horizontal Engine
Solving torque-loss challenges in high-capacity hydraulic systems, the Kohler CH730-3203 yields a robust solution through its oversized 747cc V-Twin architecture. This high-displacement platform allows the Kohler-engineered assembly to deliver 53.2 Nm of torque for intensive commercial applications. The specific 3203-spec engineering utilizes a heavy-duty canister air filter to optimize volumetric efficiency and dampen mechanical noise during sustained 23.5HP operations. This configuration delivers the high-torque propulsion required for professional USA-spec forestry and construction equipment requiring extreme endurance.
Advanced CARB Tier 3 standards define the Kohler CH730-3203 as a leader in high-performance industrial engineering for rugged terrain. The specialized metallurgy in this 3203 specification incorporates chrome-plated piston rings and cast iron cylinder sleeves to mitigate internal abrasion. This horizontal power unit features an integrated oil cooler to maintain thermal stability when the governor reacts to load demands. Professional installers benefit from the heavy-duty 1-1/8 inch straight keyed shaft for high-load power transmission.
Technical Specifications of Kohler 23.5HP CH730-3203
- Twin cylinder OHV design boosts mechanical balance
- Optimized 747cc displacement architecture increases density
- Steady 6.4 Lph fuel consumption maintains efficiency
- Massive 53.2 Nm torque supports hydraulic loads
- Rugged 1-1/8 inch keyed shaft mounts components
- Powerful 12V electric start facilitates rapid ignition
- Forced air cooling prevents engine heat saturation
Kohler Command Pro CH730-3203 Technical Specs
| Brand | Kohler |
| Full Model Code | CH730-3203 |
| Country of Origin | USA |
| Engine Orientation | Horizontal Shaft |
| Engine Type | 4-Stroke, OHV, V-Twin |
| Displacement | 747 cc |
| Bore x Stroke | 83 x 69 mm |
| Compression Ratio | 9.1:1 |
| Maximum Output | 17.5 kW (23.5 HP) @ 3600 RPM |
| Maximum Torque | 52.5 Nm (38.7 lbs-ft) @ 2400 RPM |
| Specific Fuel Consumption | 7.1 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 (Standard Filter) |
| Dry Weight | 43.0 kg |
| Dimensions | 355 x 441 x 490 mm |
| Standard Warranty | 3 Years |
| Primary Application | Stump Grinders, Concrete Saws, Heavy Construction Machinery |
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