RHF55V Turbocharger 898027-7731 for Isuzu 4HK1 NQR NPR NRR 700P


Heavy-duty RHF55V Turbocharger 898027-7731 for Isuzu 4HK1 diesel engines, compatible with NQR, NPR, NRR, and 700P trucks, restoring boost pressure, engine power, and fuel efficiency.

$680.00

Vin / Engine Serial Number

Please provide VIN / ESN for identification of correct parts

This RHF55V turbocharger is built to OEM specifications for Isuzu 4HK1 turbo diesel engines commonly used in NQR, NPR, NRR, and 700P trucks. Engineered for heavy-duty commercial performance, it provides stable boost pressure, optimized airflow, and reliable engine operation under demanding conditions.

A worn or failing turbo can result in loss of power, excessive exhaust smoke, increased fuel consumption, or engine fault codes. Installing this RHF55V 898027-7731 turbocharger restores proper boost, improves throttle response, and ensures consistent performance. Precision-balanced rotating assemblies and heat-resistant components guarantee durability and long service life.


Key Features & Benefits

  • OEM-equivalent RHF55V turbocharger replacement

  • Replaces 898027-7731

  • Designed for Isuzu 4HK1 turbo diesel engines

  • Restores engine power and boost efficiency

  • Improves fuel economy and throttle response

  • Precision-balanced for smooth operation

  • Heavy-duty construction for commercial truck applications

  • Direct-fit design for easy installation


Engine Compatibility

  • Isuzu 4HK1 Diesel Engine


Vehicle / Equipment Applications

  • Isuzu NQR Trucks

  • Isuzu NPR Trucks

  • Isuzu NRR Trucks

  • Isuzu 700P Trucks

Frequently Asked Questions

Q1: What engine does this turbocharger fit?
A: This turbocharger fits Isuzu 4HK1 diesel engines.

Q2: Which truck models use this turbo?
A: It is used in Isuzu NQR, NPR, NRR, and 700P trucks.

Q3: Is this a direct replacement for part number 898027-7731?
A: Yes, it is a direct-fit replacement for OEM turbocharger 898027-7731.

Q4: What are common signs of a failing turbocharger?
A: Loss of power, excessive exhaust smoke, reduced fuel efficiency, or unusual turbo noise.

Q5: Is professional installation recommended?
A: Yes, professional installation ensures proper fitment and long-term reliability.