Kawasaki FX751V-NS00-S 26HP V-Twin Vertical Shaft Engine Electric Start

Kawasaki FX751V-NS00-S 26HP V-Twin Vertical Shaft Engine Electric Start

Features:

Engine performance, by the numbers.

• From power and torque numbers to engine features and more, the following is here to help communicate engine performance details and capabilities. Be sure to consider these specs to help ensure the engine you’re choosing is a match to your mowing needs.

Overhead v-valve

• This V-oriented layout streamlines the gas exchange process, allowing the engine to breathe more freely and convert fuel into power with maximum volumetric efficiency. By optimizing airflow and centralizing the spark plug position, this OHV architecture ensures that the 24.5HP engine (often rated up to 26HP depending on the testing standard) delivers the smooth, consistent torque and superior thermal management required to maintain peak blade speed through thick, commercial-grade turf.

90° V-twin

• The Kawasaki FX751V-NS00-S is engineered around a 90° V-Twin architecture, a configuration widely regarded as the industry benchmark for mechanical balance and vibration control. By positioning the cylinders at a perfect 90-degree angle, this 852cc engine naturally neutralizes internal harmonics, providing a smooth, low-vibration operation that significantly reduces operator fatigue and minimizes structural stress on the mower’s frame. This balanced firing interval ensures a steady, uninterrupted flow of high-torque power, allowing the engine to handle the sudden, heavy loads of commercial cutting with refined precision and industrial-strength reliability.

Pressurized lubrication system

• By using a high-volume pump to actively force filtered oil to the crankshaft and connecting rod bearings, this system ensures total mechanical protection even when navigating steep inclines or operating at maximum throttle. This continuous, pressurized flow combined with a premium spin-on oil filter drastically reduces internal friction and heat, providing the industrial-grade durability and "Critical Power" needed to survive back-to-back commercial seasons without failure.

Electronic spark ignition

• By utilizing digital ignition timing, this system ensures the engine starts instantly across a wide range of temperatures while providing a powerful, consistent spark that optimizes fuel combustion. This high-output ignition allows the 852cc V-Twin to maintain smooth, responsive power delivery and improved fuel efficiency, ensuring your equipment remains dependable through the most demanding commercial work cycles.

Automatic compression release

• The Kawasaki FX751V-NS00-S is equipped with a mechanical automatic compression release (ACR), a sophisticated starting aid designed to provide effortless, "turn-key" ignition for its high-displacement 852cc block. During the initial cranking phase, the ACR momentarily vents cylinder pressure to significantly reduce the force required to turn the engine, which drastically lowers the electrical load on your battery and starter motor. Once the engine fires and achieves operating RPM, the system automatically disengages to allow for full-power combustion, ensuring a smooth, low-strain start every time and extending the overall service life of the engine's electrical components.

High efficiency oil cooler

• The Kawasaki FX751V-NS00-S integrates a high-efficiency oil cooler, a vital thermal management component designed to keep internal temperatures stable during intense, all-day commercial operation. By passing engine oil through this dedicated heat exchanger before it returns to the 852cc block, the system effectively prevents the oil from thinning or oxidizing under heavy loads and high ambient heat. This constant cooling ensures the lubricant maintains its protective properties, significantly reducing wear on critical engine components and providing the long-term reliability necessary for high-performance professional mowing.

Rotating metal grass chopper screen

• The Kawasaki FX751V-NS00-S is equipped with a rotating metal grass chopper screen, a rugged and active debris-management system designed for the harsh conditions of professional landscaping. As the engine operates, this heavy-duty screen spins at high speeds, utilizing centrifugal force to effectively eject grass clippings, leaves, and organic debris away from the air intake before they can obstruct the cooling fins. Beyond just a guard, the "chopper" design physically breaks down larger pieces of debris to maintain a consistent, unrestricted flow of cool air to the 852cc block. This self-cleaning mechanism prevents power-robbing heat spikes and drastically reduces the need for manual cleaning, ensuring your engine remains thermally stable throughout the dustiest workdays.

Multi-Stage canister air filter

• The Kawasaki FX751V-NS00-S features an industrial-grade multi-stage canister air filter, a sophisticated dual-element filtration system engineered to provide maximum engine protection in the most punishing commercial environments. This high-capacity setup utilizes a primary filter and a secondary safety element housed within a rugged canister to trap 99.9% of microscopic dust and abrasive contaminants before they can reach the 852cc combustion chamber. By offering significantly more surface area and debris-holding capacity than standard residential filters, this multi-stage system ensures that the engine breathes clean air even during all-day operation in "dust-bowl" conditions, drastically extending the service life of internal components and reducing overall maintenance intervals.

Cast-iron cylinder liners

• The Kawasaki FX751V-NS00-S is engineered with heavy-duty cast-iron cylinder liners, providing a rugged and wear-resistant foundation that defines its commercial-grade durability. While standard engines often use softer aluminum bores, these high-strength iron sleeves are designed to withstand the intense friction and extreme thermal stress generated by the 852cc block during all-day operation. This industrial-grade architecture not only ensures the engine maintains consistent compression and oil retention over thousands of hours, but it also provides the structural integrity needed to resist scuffing and scoring, guaranteeing long-term reliability for professional landscaping crews.

Metal engine cover with integrated clean out ports

• The Kawasaki FX751V-NS00-S is protected by a rugged metal engine cover with integrated clean-out ports, an industrial-grade shroud specifically designed to survive the high-impact environment of professional landscaping. This heavy-duty steel housing provides superior structural protection compared to common plastic covers, shielding the 852cc engine's vital components from low-hanging branches and airborne debris. To ensure consistent cooling performance, the cover features strategically placed, tool-free access ports that allow operators to quickly blow out trapped grass and chaff from the cooling fins during routine maintenance. This thoughtful design ensures the engine remains free of debris-related hotspots, maintaining peak thermal efficiency throughout the most demanding commercial workweeks.

Heavy duty shift-type starter

• The Kawasaki FX751V-NS00-S is equipped with a heavy-duty shift-type starter, an automotive-grade ignition component engineered for the high-frequency starting demands of professional landscaping. Unlike standard starters that rely on a simpler bendix gear, this high-torque solenoid system physically "shifts" the drive gear into full engagement with the flywheel before the motor begins to rotate. This precise, positive engagement prevents gear clashing and ensures the 852cc engine fires up instantly and reliably, even on cold mornings or after short-cycling during frequent stops. By delivering the massive cranking power needed to turn a commercial V-Twin, this industrial starter minimizes mechanical wear and provides the "turn-key" dependability required by professionals who cannot afford downtime.

Twin barrel, internally vented carburetor with fuel shut-off solenoid

• The Kawasaki FX751V-NS00-S is equipped with a high-performance twin-barrel, internally vented carburetor, a precision fuel-delivery system designed to maintain a perfect air-fuel ratio even in the most challenging environments. By venting the carburetor internally to the "clean side" of the air filter, the system prevents external dust and debris from upsetting the mixture, ensuring the 852cc engine runs smoothly and efficiently without losing power in dry, dusty fields. This advanced setup is paired with a fuel shut-off solenoid, which instantly cuts the fuel supply when the ignition is turned off. This prevents unburnt fuel from entering the exhaust—eliminating "backfire" and protecting the engine's internals—providing the reliable, professional-grade performance required for heavy-duty commercial service.