The Turbocharger RHF5 (8972894431) is built for Isuzu 4BG1 diesel engines, which are widely used in Hitachi excavators ZX160, ZX160W, and ZX180W. Designed for heavy-duty use, this turbocharger enhances air intake efficiency, reduces turbo lag, and ensures consistent power output under demanding conditions.
Manufactured with high-grade components, the RHF5 turbo offers exceptional reliability, heat resistance, and balance precision. It restores lost engine performance, increases fuel efficiency, and extends the overall life of your machine’s engine.
Whether you are replacing a worn turbo or performing a full engine rebuild, the RHF5 delivers OEM-level quality and compatibility.
Key Features:
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Model: RHF5
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Part Number: 8972894431
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Engine Compatibility: Isuzu 4BG1
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Application: Hitachi ZX160 / ZX160W / ZX180W Excavators
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Turbo Type: Heavy-Duty Diesel Turbocharger
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Performance: High boost response with improved air compression
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Durability: OEM-grade materials for long-lasting reliability
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Installation: Direct replacement, no modifications required
Benefits:
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Boosts power and torque output
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Enhances fuel economy and combustion efficiency
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Reduces exhaust smoke and improves emissions
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Ideal for construction and excavation applications
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Designed for long service life in high-stress environments
Applications:
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Engines: Isuzu 4BG1
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Equipment: Hitachi Excavators ZX160, ZX160W, ZX180W
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Industries: Construction, excavation, mining, and industrial machinery
Frequently Asked Questions (FAQ)
Which engines are compatible with the RHF5 turbocharger?
The RHF5 turbocharger fits Isuzu 4BG1 diesel engines used in Hitachi ZX160, ZX160W, and ZX180W excavators.
What is the OEM part number for this turbocharger?
The OEM part number for this turbo is 8972894431.
Is the RHF5 turbocharger an OEM-quality replacement?
Yes, it’s an OEM-quality replacement built to meet or exceed Isuzu and Hitachi standards for durability and performance.
Which Hitachi excavator models use the Isuzu 4BG1 engine?
The Isuzu 4BG1 engine is commonly found in Hitachi ZX160, ZX160W, and ZX180W excavators.
What are the benefits of replacing my turbo with the RHF5?
Replacing your old turbo with the RHF5 restores engine power, reduces lag, improves fuel efficiency, and ensures longer engine life.
Is this turbocharger easy to install?
Yes. The RHF5 is a direct-fit replacement for the Isuzu 4BG1 engine, requiring no additional modifications.
Where can I purchase the RHF5 8972894431 turbocharger?
You can buy it from authorized Isuzu or Hitachi dealers, or trusted online heavy equipment parts suppliers.
Turbocharger RHF5, 8972894431 | Isuzu 4BG1 Hitachi Excavator ZX160 ZX160W ZX180W Engine
Application: ZX160, ZX160LC-AMS, ZX160LC-HCME, ZX160LCT, ZX160W, ZX160W-AMS, ZX180LC, ZX180LC-AMS, ZX180LC-HCME, ZX180W, ZX180W-AMS, TX160
OEM Number: 8972894431




