Used Cummins NTA855 Diesel Engine | 14L Turbo | Rebuilt for Construction & Oilfield

Certified Rebuilt Cummins NTA855 Diesel Engine – High-Torque Workhorse

Parameter	Specification
Displacement	14L (In-line 6 Turbo)
Max Power	600 HP @ 2,100 RPM
Peak Torque	1,881 N·m @ 1,500 RPM
Weight	1,360 kg (Dry)
Emission	EPA Tier 1
Fuel System	PT Pump + STC Turbo

Category Cummins engine

Certified Rebuilt Cummins NTA855 Diesel Engine – High-Torque Workhorse
This OEM-refurbished Cummins NTA855 delivers 400-600 HP (298-447 kW) for heavy construction equipment, oilfield pumps, and marine applications. Fully rebuilt to original specs with mechanical PT fuel injection for unmatched reliability in extreme conditions.

⚙️ Technical Specifications

Parameter	Specification
Displacement	14L (In-line 6 Turbo)
Max Power	600 HP @ 2,100 RPM
Peak Torque	1,881 N·m @ 1,500 RPM
Weight	1,360 kg (Dry)
Emission	EPA Tier 1
Fuel System	PT Pump + STC Turbo
Overhaul Cycle	10,000 hours

✅ Key Features

Industrial-Grade Rebuild
- Forged steel crankshaft (shot-peened)
- Holset HX40 turbo recalibration
- Cylinder kits with Ni-Resist liners
Plug-and-Play Ready
- Pre-installed oil/water filters
- Includes SAE #3 flywheel housing
Global Availability
- Export documentation included

💰 Value Proposition

Cost Savings: $15,800 (50% below new $32K+)
Warranty: 12 months/8,000 hours
Fuel Efficiency: 210 g/kWh at peak torque
SEO Keywords: “NTA855 for oilfield”, “600 HP mechanical diesel”, “construction equipment engine“