Turbocharger RHG6, 114400-3900 | Isuzu 6HK1 6HK1T / Hitachi Excavator ZX330 ZX340 ZX350 Engine


The RHG6 Turbocharger (114400-3900) is an OEM-quality replacement designed for Isuzu 6HK1 / 6HK1T engines powering Hitachi ZX330, ZX340, and ZX350 excavators. Engineered for peak boost, long service life, and dependable performance.

$526.33

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The RHG6 Turbocharger, part number 114400-3900, is designed specifically for Isuzu 6HK1 and 6HK1T diesel engines used in Hitachi ZX330, ZX340, and ZX350 excavators.

This turbocharger ensures superior airflow, optimized combustion, and increased torque, restoring your engine’s full power potential. Built to OEM factory specifications, it guarantees a precise fit and dependable performance for heavy-duty excavation and construction applications.

With a robust cast-iron turbine housing, precision-balanced compressor wheel, and high-efficiency bearing system, this RHG6 turbo provides smooth, consistent boost pressure and enhanced durability against high-temperature operation.

Whether you’re replacing a failing turbo or performing an engine rebuild, this unit offers the performance and reliability trusted by professionals worldwide.


✅ Key Features:

  • Turbo Model: RHG6

  • Part Number: 114400-3900

  • Engine Model: Isuzu 6HK1 / 6HK1T

  • Application: Hitachi Excavator ZX330, ZX340, ZX350

  • Condition: Brand New – OEM Replacement

  • Cooling Type: Oil and Water Cooled

  • Performance: High boost efficiency and quick spool response


✅ Benefits:

  • Restores full engine power and torque

  • OEM-spec fit for easy installation

  • Improves fuel efficiency and combustion quality

  • Precision-balanced for low vibration and noise

  • Built for reliability in extreme working conditions


✅ Applications:

  • Engines: Isuzu 6HK1, 6HK1T

  • Equipment: Hitachi ZX330, ZX340, ZX350 Excavators

  • Industry: Construction, Mining, Earthmoving

Frequently Asked Questions (FAQ)

Which engines are compatible with this turbocharger?

The RHG6 turbocharger (114400-3900) fits Isuzu 6HK1 and 6HK1T diesel engines.

Which excavator models use this turbo?

This turbocharger is used in Hitachi ZX330, ZX340, and ZX350 excavators equipped with Isuzu 6HK1 engines.

Is this an OEM replacement turbocharger?

Yes, it’s a brand-new OEM-spec replacement designed to match the performance and fit of the original RHG6 turbo.

What benefits can I expect from replacing my old turbo?

Replacing your turbo restores engine power, enhances fuel efficiency, and reduces smoke emissions for smoother performance.

Is this turbo tested before shipping?

Yes, all RHG6 turbos are precision-balanced and tested to meet OEM performance and durability standards before delivery.

 

Turbocharger RHG6, 114400-3900 | Isuzu 6HK1 6HK1T / Hitachi Excavator ZX330 ZX340 ZX350 Engine

 

Application: 330C LC JD, 370C JD, ZX330, ZX330-3G, ZX330-HHE, ZX340, ZX350, ZX350H, ZX350H-3G, ZX350H-HHE, ZX350K, ZX350K-3G, ZX350LC-AMS, ZX350LC-HCME, ZX350LL, ZX350MTH-AMS, ZX350MTH-HCME, ZX350W, ZX360LC-HHE, ZX370MTH, ZX500W, 335C

 

OEM Number: 114400-3900, 114400-4050, 1144004050, VA570033, V-570033, V570033, VB570033, VC570033, VD570033, 1-14400-390-0, 72109715, 1144003900, 1-14400-3900, 1144003902, G61CND-S0033B, G61CND-S0033G, G61CNDS0033B, G61CNDS0033G

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