Kohler CH680-3001 22.5HP 674cc V-Twin Engine – 1-1/8in Shaft, Electric Start

Description

The Kohler CH680-3001 horizontal shaft engine solves commercial hydroseeder repower challenges through high-output V-twin power and an oversized 1-1/8-inch drive shaft. Commercial hydroseeders and straw blowers operating under continuous slurry agitation suffer shaft bending when fitted with lighter 1-inch crankshafts. This 674cc 22.5HP Command PRO engine incorporates an oversized 1-1/8-inch horizontal shaft, full-pressure lubrication, and an advanced overhead valve cylinder layout that keeps head temperatures stable under heavy mixing paddles.

An oversized cast-iron cylinder sleeve protects internal tolerances against bore wear, keeping oil consumption low across hundreds of operating hours. The 1-1/8-inch horizontal shaft handles direct couplings and heavy multi-groove belt pulleys without crankshaft deflection. The commercial-grade carburetor meters fuel with precision across varying load demands, preventing engine hesitation when hydroseeders mix thick mulch slurries.

Engine Architecture of Kohler CH680-3001

• 674cc 22.5HP Commercial OHV V-Twin: Generates 22.5 horsepower to drive commercial hydroseeders and mulch blowers.
• 1-1/8-Inch Keyed Horizontal PTO Shaft: Oversized commercial diameter matches heavy agitator pulleys and drive couplings.
• Full-Pressure Oil Lube with Spin-On Filter: Pumps filtered oil continuously to crankshaft journal inserts and rod bearings.
• 12V Electric Key Starting Motor: Spins the flywheel ring gear with key activation to eliminate manual starting effort.
• Durable Cast-Iron Cylinder Sleeves: Resists bore wear from abrasive dirt, extending engine life in severe commercial service.
• Heavy-Duty Commercial Canister Air Cleaner: Traps fine dust particles across two media layers to preserve cylinder wall compression.

Commercial Utility Stamina & Lifespan

Engineered for continuous commercial operation where equipment failure halts company revenue, this platform delivers reliable mechanical output.

• A rigid aluminum crankcase casting and cast-iron cylinder liners maintain shaft alignment under severe belt drive tension.
• High combustion efficiency lowers fuel burn per jobsite shift, cutting daily operating expenses across commercial fleets.
• Landscape hydroseeding outfits and erosion control crews gain dependable power for high-hour processing machinery.

Chassis Integration & Industrial Fitment

Weighing 90 pounds dry with an industry-standard horizontal base pattern and 1-1/8-inch shaft, this unit drops directly onto commercial hydroseeders, straw blowers, and heavy hydraulic power units without deck drilling.

Commercial Warranty & Field Maintenance

• Kohler backs this Command PRO engine with 3-Year commercial warranty coverage on all core components.

Change oil after the initial 20 operating hours, then maintain 100-hour service intervals using 10W-30 oil and a new filter. Tap clean the air filter element weekly on dusty jobsites, and check the spark plug gap at 0.030 inches. Order the Kohler CH680-3001 horizontal shaft engine from Mulmotor.com for guaranteed factory-fresh units, complete manufacturer warranty coverage, and dedicated commercial equipment support.