Kawasaki FX781V Engine

The FX781V EVO engine by Kawasaki is designed to meet the demands of modern applications. It combines robust performance, advanced technology, and ease of maintenance. This engine is ideal for commercial and industrial use, ensuring reliability and efficiency in every task.


Engineered for Modern Demands

The Kawasaki FX781V EVO engine is designed to deliver significant power density and enhanced efficiency. With advanced intake and throttle control systems, this engine meets modern requirements for performance, fuel economy, and reduced emissions.

Key Features:

  • Displacement: 822 cc (50.2 cu. in.)
  • Number of Cylinders: 2
  • Bore x Stroke: 3.2 x 2.99 in. (83 x 76 mm)
  • Compression Ratio: 9.1:1
  • Oil Capacity: 2.2 quarts (2.5 liters) with filter
  • Maximum Power: 30.5 hp (22.4 kW) @ 3600 RPM
  • Maximum Torque: 48.6 ft-lbs (65.9 N·m) @ 2600 RPM
  • Dry Weight: 138.9 lbs (63.0 kg)

Advanced Engineering:

  • 90-degree V-twin Design: Enhances power delivery and balance.
  • Integrated Electronic Throttle Control Unit: Provides precise throttle response and improved efficiency.
  • Pressurized Lubrication System: Ensures consistent oil flow and engine protection.
  • Electronic Ignition with Variable Spark Timing: Offers reliable starting and optimized performance.
  • Sequential Multiport Fuel Injection: Improves fuel delivery and combustion efficiency.
  • Compact Electronic Control Unit: Manages engine functions with precision.
  • Electronic Altitude Compensation: Adjusts for optimal performance in varying elevations.
  • High-Pressure Fuel Injection Technology with Electric Fuel Pump: Delivers fuel efficiently for maximum power output.
  • Die-cast three-valve Cylinder Heads: Enhance durability and airflow.
  • Commercial Canister Air Filtration System: Ensures clean air intake and extends engine life.
  • Pent-Roof Combustion Chamber: Optimizes combustion for better performance.
  • Oversized Inspection Cover: Facilitates easy maintenance.
  • Large Oil Fill: Simplifies oil changes and maintenance tasks.


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