Volvo D4D Complete Diesel Engine

Volvo D4D is inline four-cylinder, water-cooled four-stroke turbocharged diesel engine. Displacement 4.04L, bore × stroke:101 mm × 126 mm, compression ratio 19:1. Equipped with electronic unit pump fuel system and dedicated Volvo ECU control system, meets EU Stage II / EPA Tier 2 off-road emission standard.

High-strength cast iron cylinder block, durable structure adapting to dusty construction sites. Power curve professionally calibrated to match EC140B hydraulic system, ensuring stable digging performance. Original accessory layout, pipeline interfaces and mounting dimensions, plug-and-play replacement without large modification. Available as complete engine assembly. Each unit passes bench hot test before delivery to guarantee stable power output, reliable sealing and normal electronic system operation.

Main Matching Equipment

Matching Equipment List

Volvo EC140B, EC140BLC Crawler Excavator

Volvo Backhoe Loader: BL60, BL61, BL61 Plus, BL70, BL71, BL71 Plus

Product Advantages

Excavator-specific Power Tuning

• Rated power: 73 kW @2200 rpm; maximum torque 390 N·m @1500 rpm.
• Sufficient low-speed torque, fast response to hydraulic load during excavation operation.
• Optimized fuel injection parameters, balance operating efficiency and fuel consumption.

Stable & Easy Maintenance

• Mature medium-displacement off-road power platform, widely verified on Volvo small and medium excavators.
• Reliable electronic unit pump system, strong adaptability to complex working environments.
• Concentrated maintenance parts layout, convenient daily inspection and filter replacement.

Convenient Retrofit & Replacement

• Consistent with original machine brackets, wiring harness and installation positions.
• Complete global spare parts supply system, reduce equipment downtime.
• Preferred power assembly for EC140B old machine overhaul.

Technical Specifications