4BT 3.9 Diesel Engine Specifications
| State | Brand New |
| Engine Type | Four-cylinder diesel engine |
| Displacement | 3.9L |
| Bore × Stroke | 102 mm × 120 mm |
| Power | 60–78 kW |
| Speed | 1500–2500 rpm |
| Compression Ratio | 17.3:1 |
| Intake Method | Turbocharged |
| Cooling Method | Water-cooled |
| Fuel System | Mechanical injection pump |
| Weight | 457kg |
| Dimensions | 108*82*121cm |
| Minimum Order Quantity | 1 piece |
| Payment Methods | Western Union, T/T |
| Shipping Methods | UPS / DHL / EMS / TNT / FedEx |
Application Areas: Generator sets, Construction machinery, Agricultural machinery, Light trucks, Water pumps and industrial equipment
Features and Advantages
High Reliability: Industrial-grade design, robust structure, suitable for excavators, generators, and other multi-condition applications.
Powerful Performance: 4-cylinder turbocharged engine delivers high torque at low RPMs, providing stable and rapid power output.
Fuel Economy: Optimized combustion design for low fuel consumption and lower operating costs.
Easy Maintenance: Universal parts design for easy maintenance and less downtime.
4BT3.9 Complete Engine Assembly Comparison with Versions Without Turbocharger, Exhaust Pipe, and Flywheel
Selectable High-Performance New Complete Engine Models
Guangzhou Minshun Machinery Equipment Co., Ltd.
We specialize in the sales and service of diesel engine assemblies and construction machinery parts. Our product line covers engine assemblies, filtration systems, electronic control components, hardware accessories, wiring harnesses, and electrical accessories. Our service area includes Canada, the United States, the United Kingdom, Mexico, the Netherlands, Kazakhstan, Mongolia, Russia, Australia, Malaysia, Turkey, Indonesia, Singapore, Thailand, South America, South Africa, and other countries and regions.
Our Product Range | Engine Rebuild Kit | Turbochargers | Engine Diesel Pumps | Engine Controllers (ECU) |
| Cylinder Blocks | Cylinder Heads | Water Pumps | Injectors |
| Starter Motors | Filters | Other Engine Accessories | Excavator Hydraulic Pumps |
| Swivel Components | Distributor Valves | Travel Motor Assemblies | Chassis Components and Other Accessories |
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
