No.558 , LianHua Road , Hefei, China, 230000

Used Komatsu 3D84 Diesel Engine | 1.4L-1.5L Turbo | Rebuilt for Mini Excavators & Construction

Certified Rebuilt Komatsu 3D84 Diesel Engine – Compact Power for Mini Excavators

Parameter Specification
Displacement 1.4L-1.5L (In-line 4 Turbocharged)
Max Power 15.9-21 kW @ 2,500 RPM
Torque 60-80 N·m (estimated)
Weight 150-200 kg (approx.)
Emission Standard Tier 1 / Stage II
Fuel System Mechanical Injection
Bore × Stroke 84 mm × 90 mm (approx.)
Category

Certified Rebuilt Komatsu 3D84 Diesel Engine – Compact Power for Mini Excavators
This OEM-refurbished Komatsu 3D84 diesel engine delivers 15.9-21 kW (21-28 HP) of reliable performance for mini excavators and compact construction machinery. Fully rebuilt to original specifications, this 1.4L-1.5L turbocharged engine combines fuel efficiency with durability, ideal for tight-space operations and light-duty applications.


⚙️ Technical Specifications

Parameter Specification
Displacement 1.4L-1.5L (In-line 4 Turbocharged)
Max Power 15.9-21 kW @ 2,500 RPM
Torque 60-80 N·m (estimated)
Weight 150-200 kg (approx.)
Emission Standard Tier 1 / Stage II
Fuel System Mechanical Injection
Bore × Stroke 84 mm × 90 mm (approx.)

✅ Key Features

  • Industrial-Grade Rebuild

    • Turbocharger recalibration for optimal performance

    • Cylinder block reconditioning with OEM-grade components

    • Mechanical fuel pump overhaul for reliability

  • Ready-to-Install

    • Pre-installed filters and fluids

    • Includes mounting hardware for mini excavators

  • Global Compliance

    • Documentation for Tier 1/EPA standards included


💰 Value Proposition

  • Cost Savings: $1,200-$1,800/unit (40-50% below new)

  • Warranty: 6-12 months (varies by supplier)

  • Fuel Efficiency: Optimized injection for lower consumption

  • SEO Keywords: “Komatsu 3D84 for excavators”, “rebuilt diesel engine”, “mini excavator engine”


🏗️ Applications

  • Mini Excavators: Komatsu PC20-2, PC30UU-3, PC35R-8

  • Construction: Light-duty machinery and industrial equipment

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