Product Description
Kawasaki FD750D-RS03S – 27.0 HP 750cc Liquid-Cooled Vertical Engine
(Does not include the radiator, muffler or air cleaner.)
Product Description
The Kawasaki FD750D-RS03S is a commercial-grade liquid-cooled vertical shaft engine built for demanding turf, industrial, and power equipment applications. Powered by a 750cc twin-cylinder OHV platform, this engine delivers strong 27.0 HP performance with smooth torque and stable operating temperatures under sustained load.
Liquid cooling allows the FD750D-RS03S to maintain consistent performance in high-demand environments where air-cooled engines may struggle. Its heavy-duty construction and full-pressure lubrication system make it a dependable OEM replacement engine for commercial equipment requiring liquid-cooled vertical power.
What is this part & what does it do?
An engine is the primary power source for outdoor power equipment. The FD750D-RS03S converts fuel into mechanical power to drive mowing decks, hydraulic systems, and other equipment components. Its liquid-cooled design helps maintain optimal operating temperature, reducing wear and supporting extended commercial use.
Engine Specifications
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Engine Manufacturer: Kawasaki
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Model / Part Number: FD750D-RS03S
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Engine Series: FD750 Liquid-Cooled
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Engine Type: 4-Cycle, Liquid-Cooled, OHV Twin Cylinder Gasoline Engine
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Horsepower: 27.0 HP
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Displacement: 750cc (45.8 cu in)
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Bore x Stroke: 78 mm x 78 mm (3.07″ x 3.07″)
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Compression Ratio: 8.6:1
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Cylinder Configuration: Twin Cylinder
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Fuel System: Float-Type Carburetor
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Ignition System: Digital CDI Electronic Ignition
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Starting System: Electric Start
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Shaft Orientation: Vertical
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Crankshaft Diameter: 1-1/8″ (28.6 mm) keyed
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Crankshaft Length: 3.94″ (100 mm)
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Lubrication System: Full-Pressure with Spin-On Oil Filter
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Oil Capacity: Approx. 2.1 qt (with filter)
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Cooling System: Liquid-Cooled
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Charging System: 15–20 Amp (configuration dependent)
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Dry Weight: Approx. 122 lbs
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Emissions Compliance: EPA / CARB compliant (where applicable)
Key Features
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27.0 HP Commercial Power Output – Designed for demanding professional equipment
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750cc Liquid-Cooled Twin Engine – Maintains stable temperatures under heavy load
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1-1/8″ × 3.94″ PTO Crankshaft – Standard vertical shaft configuration
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Digital CDI Ignition System – Reliable spark and consistent starting
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Full-Pressure Lubrication System – Spin-on oil filter for long engine life
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Heavy-Duty Liquid Cooling System – Improved durability versus air-cooled platforms
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Cast Iron Cylinder Liners – Enhanced wear resistance
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Electric Start System – Dependable key-start operation
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Commercial-Grade Construction – Built for extended service cycles
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OEM Replacement Configuration – Direct-fit for compatible liquid-cooled platforms
Warranty
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Manufacturer: Kawasaki
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Commercial Warranty: 2-Year Limited
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Consumer / Residential Warranty: 2-Year Limited
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Coverage subject to Kawasaki factory warranty terms, proper installation and maintenance.
***NO RETURNS OR EXCHANGES ON ENGINES. ALL ENGINE SALES ARE FINAL.
ALL ENGINES ARE BRAND NEW WITH FULL FACTORY WARRANTY.
KOHLER ENGINES ARE ELIGIBLE FOR A 1 YEAR EXTENDED WARRANTY WITH PURCHASE OF MAINTENANCE/SERVICE KIT.***
