Used Mitsubishi 4M50 Diesel Engine for Sale | 4.9L 4-Cylinder Turbo Rebuilt for Excavators

Are you looking for a reliable used diesel engine for your mid-size excavator or construction equipment? This fully rebuilt Mitsubishi 4M50 diesel engine delivers proven performance for demanding applications. With a displacement of 4.9 liters and a turbocharged inline 4-cylinder design, this used engine for sale is a trusted power solution for excavators, motor graders, and other heavy equipment. The 4M50 belongs to Mitsubishi’s M-series engine family and is known for its high reliability, durability, and strong mid-range torque. It features a dual-overhead-cam design with 16 valves, twin balance shafts for smooth operation, and a common rail direct injection system. We have completely overhauled this used engine for sale to restore its original factory performance. It gives you a cost-effective way to keep your heavy equipment working.

Applications & Compatibility

• Excavators: Direct fit for SANY SY215C, SY215ACE, SY225C-9, SY285ME; Kato HD820V, HD820V-LC, HD820-R5; Tadano GR-250-N

• Motor Graders: Suitable for various Mitsubishi motor grader applications

• Trucks: Mitsubishi Fuso Canter, FE Series, FH Series

• Industrial Equipment: Generators, cranes, forklifts

Key Features

• Proven Mitsubishi Reliability: The 4M50 engine features a robust cast iron block and cylinder head. It is designed for continuous heavy-duty operation in demanding construction environments.

• DOHC 16-Valve Design: The dual-overhead-cam configuration with 16 valves provides optimal airflow for efficient combustion and strong power delivery across the RPM range.

• Turbocharged and Intercooled: The turbocharging system forces more air into the cylinders for increased power output. The intercooler reduces intake air temperature for more efficient combustion. This delivers strong low-end torque for digging and lifting operations.

• Common Rail Direct Injection: The engine uses a common rail direct injection fuel system for precise fuel delivery and optimal combustion efficiency.

• Twin Balance Shaft System: The engine incorporates a twin balance shaft system, which contributes to smooth and quiet operation.

• Proven in Major Equipment Brands: The 4M50 engine powers SANY SY215C and SY285ME excavators, Kato HD820V excavators, and Mitsubishi Fuso Canter trucks. Parts and service information are readily available for this engine.

• Fuel-Efficient Operation: The 4M50 balances power and fuel economy. This helps lower your operating costs over time, especially for equipment like excavators that run for many hours.

• Fully Rebuilt to OEM Standards: We completely disassemble each engine and rebuild it to original Mitsubishi factory specifications. We recondition the cylinder head and inspect the cylinder block. We service the fuel injection pump and turbocharger. All critical wear parts are replaced with new components.

• Tested Before Shipping: Every unit is hot-run tested to verify compression, oil pressure, cooling performance, and injection timing. A test report is available upon request.

• Ready to Install: This used engine for sale ships as a complete long-block assembly with pre-installed filters and fluids. Necessary mounting hardware and wiring harness are included for straightforward installation.

Why Buy From Us

• 12-Month Warranty: Coverage for parts and workmanship on all rebuild components

• Worldwide Shipping: Secure export packaging and freight coordination available

• Compatibility Support: Free fitment check with your machine model and serial number

• Core Exchange Available: Ask about returning your old engine core to save on cost

• Documentation Provided: Full rebuild reports and test results upon request

Call to Action

Need a price or fitment check? Contact our sales team today.