Kawasaki FX751V-NS00-S Engine | 24.5 HP, 1-1/8" Vertical Shaft

Overview

Find a reliable commercial-grade replacement powerplant for your zero-turn or riding mower with the Kawasaki FX751V-NS00-S vertical-shaft engine. This seller-listed new engine is advertised at 24.5 HP with a 1-1/8-inch diameter × 4-9/32-inch crankshaft, electric start, and a heavy-duty canister air filter.

The FX751V is an air-cooled, 90° V-twin with pressurized lubrication, cast-iron cylinder liners, a high-efficiency oil cooler, and electronic ignition. Kawasaki publishes 24.5 HP at 3,600 RPM and 852cc displacement for this series.

Confirm the complete engine specification before ordering. FX751V identifies the engine family; the NS00-S (or equivalent) specification identifies the configuration offered here. Shaft length, charging system output, and wiring can vary between specification codes.

Kawasaki FX751V-NS00-S Specifications

• Manufacturer: Kawasaki
• Advertised engine specification: FX751V-NS00-S (also known as FX751VNS00S / FX751V-S00-S)
• Engine family: FX Series / FX751V
• Published family power: 24.5 HP at 3,600 RPM
• Displacement: 852cc (52.0 cu. in.)
• Design: Air-cooled, 4-stroke, OHV 90° V-twin gasoline engine
• Crankshaft orientation: Vertical
• Advertised shaft diameter: 1-1/8 inch
• Advertised shaft length: 4-9/32 inches
• Starting system: Electric start (heavy-duty shift-type)
• Charging system: Typically 15 amp (confirm exact output with seller)
• Fuel system: Twin-barrel carburetor with fuel shut-off solenoid and fuel pump
• Lubrication: Pressurized lubrication with spin-on oil filter and oil cooler
• Air filtration: Multi-stage dual-element canister filter
• Muffler: Not included
• Condition: New, as listed by the seller

Shaft dimensions, charging system amperage, and included components reflect the selected seller’s advertised configuration. Compare them with your original engine and confirm the complete code of the engine supplied.

Riding Mower and Zero-Turn Engine Fitment

This listing is organized around the FX751V-NS00-S specification. An FX751V-equipped mower is a starting point for comparison, not automatic confirmation that this exact specification will fit.

• Engine identification: Compare the model, full specification code, and serial number on your original engine label.
• Crankshaft: Confirm 1-1/8" diameter, usable length, keyway, and retaining-bolt thread. Measure from the same reference points used in the engine drawing.
• Mounting and clearance: Check mounting holes, engine height, and clearance around the air cleaner, exhaust, starter, and oil cooler.
• PTO clutch and drive pulley: Confirm shaft engagement, pulley position, and belt alignment. A 1" clutch bore will not fit this shaft.
• Electrical system: Match charging requirements, connector arrangement, and mower wiring.
• Controls and exhaust: Verify throttle cable travel, fuel routing, and muffler compatibility. Canister air filter clearance must also be confirmed.

This engine is commonly referenced for commercial zero-turns and riding mowers from brands such as Cub Cadet, John Deere, Troy-Bilt, and others using the FX751V series. Always confirm the exact original specification with the seller or an authorized Kawasaki Engines dealer before ordering.

What’s Included?

One engine in the seller’s advertised FX751V-NS00-S configuration. The muffler is not included. Confirm whether a fuel pump, oil filter, oil cooler, and any harness or sensors are supplied, and which components must be transferred from your existing engine.

Buy Through the Selected eBay Seller

Use the Buy on eBay button to view the seller’s current price, stock, shipping options, and purchase terms. The selected offer is from cyclemaxwilson. Payment, fulfillment, returns, and any warranty arrangements are handled through the seller’s offer. Price and availability may change.

Frequently Asked Questions

Does this replace every Kawasaki FX751V engine?

No. FX751V engines can have different specification codes, shaft lengths, and charging systems. Compare the complete code and physical requirements before choosing the NS00-S offer.

Does this listing use a 1-inch or 1-1/8-inch shaft?

The selected seller advertises a 1-1/8-inch diameter × 4-9/32-inch shaft. It should not be treated as a direct replacement for a 1-inch shaft application.

Can I reuse my existing PTO clutch?

Only if its bore, mounting arrangement, and position match the 1-1/8" replacement shaft and your mower’s drive system.

Need help identifying your existing engine? Contact PTO Direct USA with your mower model, serial number, and clear photos of the engine identification label.

Compare other options in our replacement engine collection, or browse our electric PTO clutch catalog.

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