Wholesale Isuzu RHC7E turbocharger for 6BG1-XAC engines replaces OEM 1-14400-334-0 while resolving boost lag and oil seal carbonization in Hitachi excavators. Features heat-resistant K18 alloy wheels.
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The Isuzu 6BG1-XAC RHC7E turbocharger (OEM: 1-14400-334-0) is a heavy-duty industrial unit engineered with a high-nickel K18 alloy turbine wheel.
It specifically resolves common pain points such as oil seal coking and power loss in Hitachi EX200-5 and ZX200 excavators, ensuring stable boost pressure and exhaust gas temperature control under continuous high-load excavation.
Bulk wholesale stock available for immediate global export.
The Isuzu 6BG1-XAC engine is a cornerstone of reliable commercial transport. A fully functional turbocharger is key to its power and efficiency. Ruich Value manufactures a high-quality, direct OEM replacement RHC7E Turbocharger, engineered to restore your engine to its original performance specifications. As a factory-direct manufacturer, we are the trusted partner for automotive parts distributors, fleet maintenance operators, and engine rebuild specialists worldwide.
Reduce Vehicle Downtime: Our turbos are built to precise OEM specifications for a guaranteed, drop-in fit. This means faster, more reliable repairs that get your trucks and buses back on the road and earning revenue.
Cost-Effective Supply Chain: By sourcing directly from the manufacturer, you eliminate middlemen, securing competitive wholesale pricing that improves your bottom line.
Proven Durability: We utilize high-strength alloys like K18 for turbine wheels and conduct multi-stage dynamic balancing on every unit. This ensures a long service life, even under the demanding conditions of commercial use.
Comprehensive Support & Warranty: We stand by our products with a 6 months Manufacturer’s Warranty and provide expert support from our knowledgeable team.
Direct OEM Replacement: Precisely matches the fit and function of the original turbocharger for a seamless installation.
Enhanced Engine Efficiency: Restores optimal air-fuel ratios, leading to improved fuel economy and reduced emissions.
Full Power Restoration: A new, efficient turbo eliminates boost leaks and lag, restoring the full horsepower and torque of the 6BG1-XAC engine.
Superior Heat Resistance: Constructed with materials designed to withstand the high temperatures of a commercial diesel engine’s exhaust cycle, preventing premature failure.
| Technical Parameter | Detailed Specification |
|---|---|
| Engine Compatibility | Isuzu 6BG1-XAC, 6BG1T (5.5L Diesel) |
| OEM Part Number | 1-14400-334-0 / 1-14400334-0 / 1144003340 |
| Turbo Model | RHC7E (Heavy Duty Series) |
| Material / Build | K18 Nickel Alloy Turbine Wheel | Full Balanced Rotor |
| Cooling Type | Oil Cooled (Standard Industrial Specification) |
| Applications | Hitachi EX200-5, ZX200, ZX210, Sumitomo SH200 |
As a specialized manufacturer, our capabilities cover a vast range of turbochargers. Below is a sample of the models we can supply. Please contact us if you don’t see your specific model listed.
| Model | Model | Model | Model |
|---|---|---|---|
| WH2D-9371AZ/XA22TC3A | TO4E33 | TD08H-27VRC | TBP430 |
| TBP405 | TB41/TB4126 | RHG8/RHG8V | RHE7-9 |
| RHE6/RHE62 | RHC7FW | RHC7A | RHC7-8 OIL COOLING |
| RHC7E | RHC61B | RHC61A | RHC6-1 W |
| RHC6 WATER COOLING | RHC6 | GT3576DL | GT3576 |
| GT3576D | GT2259-4W | GT3576LD | GT3271 |
| GT033W | GT22-068 | RHF5-12 W | GT22 W OIL COOLING |
| GT22 W WATER COOLING | RHF5-23 W | RHF5 W | RHF5-4 W 7-3 |
| RHF5-2 W / RHF4H | RHF5-14 W | RHB5W Water-Cooled Turbo | RHB5 W OIL COOLING |
| TB2518 | TB25W 4BD2 | GT22-0148 W | RHC6 |
| RHF5-22 V.W | RHF5-12 W / RHF5-64006P15 | TBP420 W | TDO4HL-15G/8.5 |
| RHB6 / RHB6A | RHC7-1100IP20 | TDO4HL-15G/12 | RHC7-6 V |
| RHG6-3 | RHC7-57 / RHE7 | RHG6 | RHB32BW |
| TD08 / TD08H | RHF5/K03 | RHF5 | RHC9 |
| RHF4H | RHF5V / RH5V / RHF5V | TA5136 | RHF55W |
… and many more.
A: In heavy earthmoving applications, the RHC7E turbocharger typically fails due to extreme exhaust gas temperatures (EGTs) and oil starvation. Extended heavy digging cycles can bake the oil inside the bearing housing if the engine is shut down without a proper cool-down period, leading to rapid thrust bearing wear and catastrophic shaft failure.
A: This heavy-duty RHC7E turbocharger directly crosses over to Isuzu and Hitachi OEM part numbers 114400-2720, 1-14400-2720, and 1144002720. It is the exact replacement for IHI factory models VA250044 and VB250044, ensuring drop-in fitment for Hitachi EX200-5 series excavators.
A: The Hitachi EX200 relies on the Isuzu 6BG1 engine to drive its main hydraulic pumps. When the turbocharger bearings wear out, it creates a massive loss in boost pressure. This deprives the engine of the torque needed to maintain hydraulic flow, resulting in severely sluggish boom, arm, and bucket operations under load.
Partner with a professional manufacturer for your turbocharger inventory. Whether you are a parts distributor, fleet manager, or running a repair shop, we are ready to provide you with top-quality products and competitive pricing.
Contact us now to discuss your wholesale needs.
Email: [email protected]
Phone/WhatsApp: +86 13889277673
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For Any Inquiries, please feel free to contact us, Our sales teams are always glad to support your business