Kawasaki FX820A-(A)S05-S V-Twin 822cc 34.5HP Vertical Engine
Each image of the engine represents the series itself and not the individual engine.
Features :
90 degree v-twin cylinder engineering for smooth, well-balanced power output in a compact package
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The Kawasaki FX820A-(A)S05-S utilizes 90-degree V-twin cylinder engineering, a masterclass in mechanical balance designed to deliver high-output power without the excessive vibration. By offsetting the cylinders at a precise 90-degree angle, the engine naturally cancels out primary imbalances, resulting in a smooth, well-balanced power delivery that reduces operator fatigue and extends the life of the machine’s chassis. This sophisticated architecture allows the massive 34.5 HP to be housed in a compact package, making it the ideal high-torque solution for space-constrained, premium commercial equipment.
Overhead valve technology for maximum power and quiet operation
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The Kawasaki FX820A-(A)S05-S utilizes advanced overhead valve (OHV) technology, an engineering standard that optimizes combustion efficiency by positioning the valves directly above the piston. This design allows for a more direct intake of the air-fuel mixture and a faster exhaust flow, resulting in maximum power and higher torque from the 34.5 HP V-twin. Beyond pure performance, the OHV architecture is inherently more refined, providing quiet operation and reduced mechanical noise, which is a critical advantage for professionals operating in sound-sensitive residential or commercial areas.
Multi-port digital fuel injection for precision-designed power
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The Kawasaki FX820A-(A)S05-S is powered by a multi-port digital fuel injection (DFI) system, engineered to provide precision-designed power by delivering fuel with surgical accuracy. By utilizing multiple injectors controlled by a digital processor, the system calculates the exact fuel requirement for each cylinder in real-time.
Pressurized lubrication system and spin-on oil filter
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The Kawasaki FX820A-(A)S05-S is equipped with a high-capacity pressurized lubrication system and a spin-on oil filter, providing automotive-grade protection for its 34.5 HP internals. By utilizing a high-volume pump to force oil directly to critical bearings and overhead valves, the system ensures a consistent protective film even when operating on steep hills or in extreme heat. The inclusion of a heavy-duty spin-on filter makes maintenance effortless while ensuring that the oil remains free of contaminants, significantly extending the engine's service life and maintaining peak performance under heavy commercial loads.
Cast iron cylinder liners provide increased protection and longevity
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The Kawasaki FX820A-(A)S05-S is engineered with cast-iron cylinder liners, a hallmark of industrial durability designed to offer increased protection and longevity for the engine's internal bore. Unlike standard aluminum-walled engines, these rugged liners provide a superior wear surface that can withstand the intense heat and friction generated by the 34.5 HP V-twin. This heavy-duty construction not only resists scuffing and warping during prolonged commercial use but also ensures consistent oil control and compression over thousands of hours, making it a reliable long-term investment for any professional fleet.
Multi-stage dual-element canister air filtration system for day-long operation
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The Kawasaki FX820A-(A)S05-S features a multi-stage dual-element canister air filtration system, specifically engineered to support day-long operation in the harshest landscaping conditions. This industrial-strength setup uses a primary filter to capture heavy debris and a secondary safety element to block microscopic dust, ensuring only surgical-grade air reaches the 34.5 HP intake.
Two-channel forced air-cooling design prevents operation while boosting efficiency
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The Kawasaki FX820A-(A)S05-S utilizes a specialized two-channel forced air-cooling design, engineered to maintain optimal thermal stability while boosting overall engine efficiency. By strategically splitting the airflow into two dedicated paths, the system ensures that high-heat zones like the cylinder heads and oil cooler receive targeted cooling simultaneously.
Auto-compression release for reliable, consistent starting
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The Kawasaki FX820A-(A)S05-S is equipped with an automatic compression release (ACR), a precision-engineered mechanism that ensures reliable, consistent starting every time you turn the key. By momentarily venting a small amount of cylinder pressure during the initial cranking phase, the ACR significantly reduces the force required for the starter motor to turn over the massive 34.5 HP V-twin.
Internally-vented carburetor with fuel shut-off solenoid
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The Kawasaki FX820A-(A)S05-S utilizes an internally-vented carburetor with a fuel shut-off solenoid, a precision-tuned fuel delivery system designed for maximum consistency. The internal venting mechanism ensures the air-to-fuel ratio remains perfectly balanced, even if the air filter begins to get dirty, preventing the engine from running "rich" and losing power.
Metal engine cover with integrated clean-out ports
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The Kawasaki FX820A-(A)S05-S features a rugged metal engine cover with integrated clean-out ports, specifically engineered to handle the debris-heavy environment of professional mowing. This heavy-duty steel shroud provides superior protection for the internal components while the built-in clean-out ports allow for effortless maintenance.
