HE551 Turbocharger for Volvo EC700 Excavator D12E D16E
Heavy-Duty Turbocharger | OEM-Level Build | Designed for Maximum Excavator Output
Product Overview
The HE551 Turbocharger is engineered for the demanding performance requirements of the Volvo EC700 excavator, powered by D12E / D16E engines. Designed as a direct OEM-standard replacement, this turbocharger delivers exceptional airflow efficiency, higher torque, and outstanding durability in harsh construction and mining environments.
Whether you're restoring lost power, replacing a failing turbo, or improving engine performance, the HE551 is built to deliver reliable, heavy-duty output on every job site.
Compatible OEM Part Numbers
This turbo replaces the following part numbers:
- 2835376
- 4042659
- 11158202
- 11447016
- 4031133 / 403113300
- 11158360
Application Engines:
- Volvo D12E
- Volvo D16E
Application Machine:
- Volvo EC700 Excavator
Key Features & Advantages
OEM-Matched Design
Each turbo is manufactured to precise specifications, ensuring a perfect fit and expected Volvo-level performance.
High-Temperature, Heavy-Load Durability
Built with heat-resistant turbine materials and precision-balanced rotating assemblies for long-term reliability.
Improved Fuel Efficiency
Optimized compressor and turbine geometry maximize combustion efficiency and reduce fuel consumption.
Boost Power Restoration
Restores horsepower, torque, and engine response lost due to aging or damaged turbos.
VSR High-Speed Balanced
Ensures stability, lower noise, smoother operation, and longer service life under continuous load.
Zero Modification Required
Direct bolt-on replacement that integrates perfectly with the OEM oil, air, and exhaust systems.
Who Is This Turbocharger For?
The HE551 turbo is ideal for:
Construction Companies
Keeping Volvo EC700 excavators operating at maximum performance.
Heavy Equipment Repair Shops
Needing reliable, OEM-compliant replacement turbos.
Mining & Quarry Operations
Where machines must run long hours with zero power loss.
Fleet Managers & Rental Companies
Looking to reduce downtime and maintenance costs with durable components.
Global Distributors
Supplying aftermarket solutions for Volvo heavy machinery.
What Problems Does It Solve?
- Poor engine performance or lack of power
- Excessive black smoke from low boost pressure
- High fuel consumption
- Turbo whining or bearing noise
- Slow hydraulic response due to weak engine output
- High maintenance downtime caused by worn turbochargers
By upgrading to this HE551 replacement turbo, operators immediately experience restored boost pressure, better load handling, and stable long-duration engine performance.
Technical Specifications
| Turbo | Detail |
|---|---|
| Turbo Model | HE551 Turbocharger |
| OEM Numbers | 2835376 4042659 11158202 11447016 4031133 403113300 11158360 |
| Engine | Volvo D12E / D16E Engine |
| Machine | Volvo EC700 Excavator |
| Condition | Brand New |
| Balance | High-Speed VSR Balanced |
| Material | Heat-resistant alloy turbine + aluminum compressor |
| Application | Construction, Mining, Forestry, Earthmoving |
Recommended Usage Scenarios
1. Heavy Construction
Continuous digging and loading operations where high torque is required.
2. Mining & Quarrying
Extreme environments with dust, heat, and long operation cycles.
3. Earthmoving & Land Development
Where consistent engine output is essential for productivity.
4. Fleet Operations
For companies managing multiple Volvo excavators needing reliable, consistent power.
Installation Guide (Step-by-Step)
1. Preparation
- Shut down the machine and disconnect batteries.
- Allow the engine and turbo to cool completely.
2. Remove Old Turbo
- Disconnect intake pipes, exhaust manifold, oil feed, and return lines.
- Remove mounting bolts and lift out the old turbo.
3. Install New Turbo
- Install new gaskets and seals.
- Bolt the new HE551 turbo in place.
- Reconnect oil lines and ensure there is no obstruction.
- Reattach intake hoses, clamps, and exhaust connections.
4. Prime the Turbo
Before starting the engine, inject clean engine oil into the turbo oil port.
5. First Start
- Idle the engine for 3–5 minutes to ensure proper lubrication.
- Check for boosts, leaks, or abnormal sounds.
Important Tips
- Replace engine oil and filters after turbo replacement.
- Ensure the air intake system is fully cleaned.
- Never rev the engine immediately after installation.
FAQ – Frequently Asked Questions
Q1: Is this HE551 turbocharger brand new?
Yes — 100% new, not remanufactured.
Q2: Does this turbo fit Volvo EC700 excavators directly?
Absolutely. It is a direct-fit OEM replacement for D12E and D16E engines.
Q3: Do you provide warranty?
Yes, all turbochargers include a performance guarantee.
Q4: Can you provide customized branding or packaging?
Yes, OEM/ODM services are available for distributors and resellers.
Q5: Do you support bulk orders?
We maintain large inventory and offer volume pricing for wholesalers.
About Us – Zhongke Turbocharger Manufacturer (Since 2001)
We are a professional turbocharger manufacturer specializing in:
- Turbochargers
- CHRA core assemblies
- Repair kits
- Related turbo components
With over 20 years of experience, we manufacture replacements compatible with:Volvo, Caterpillar, Cummins, Holset, Garrett, BorgWarner, Mitsubishi, IHI, Komatsu, and more.
Our Strengths
- Full CNC precision machining
- Advanced balancing machines
- Strict quality control process
- Large global distribution network
- Professional after-sales technical support
Meet Our Technical Team
Senior Turbo Engineers
Experts with 15–20+ years in turbo design and analysis.
QC & Testing Specialists
Ensuring every turbo passes vibration, pressure, and material tests.
Production Technicians
Skilled machinists performing fine-tolerance manufacturing.
International Sales Team
Professional, responsive, knowledgeable in global heavy equipment markets.
We’re committed to helping every customer keep their machines running at full power.
