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Gasket Relief Valve for Isuzu NRR, NQR, NPR-HD, NPR – 4HK1 5.2L & 4HE1, 4.8L, (2004–2018) | New OEM


Premium Gasket Relief Valve for Isuzu NRR, NQR, NPR-HD, and NPR (2004–2018) with 4HK1 5.2L & 4HE1 4.8L engines. OEM-quality gasket ensures proper relief valve sealing, prevents leaks, and maintains reliable engine performance.

$9.13

Vin / Engine Serial Number

Please provide VIN / ESN for identification of correct parts

Maintain your Isuzu engine’s efficiency with this gasket relief valve, designed for NRR, NQR, NPR-HD, and NPR trucks from 2004 to 2018. Compatible with 4HK1 5.2L and 4HE1 4.8L diesel engines, this OEM gasket provides a secure seal for the relief valve, preventing oil or pressure leaks, ensuring smooth engine operation and optimal reliability.

Key Features & Benefits

  • OEM-Grade Quality – Meets Isuzu specifications for precise fit and durability.

  • Leak Prevention – Ensures a tight seal for the relief valve to prevent oil or pressure leaks.

  • Durable Construction – High-quality materials resist heat and engine pressures.

  • Enhanced Engine Performance – Maintains proper pressure relief and protects engine components.

  • Easy Installation – Direct-fit design allows quick and hassle-free replacement.

Engine Compatibility

  • 4HK1 5.2L Diesel Engine

  • 4HE1 4.8L Diesel Engine

Vehicle Applications

  • Isuzu NRR (2004–2018)

  • Isuzu NQR (2004–2018)

  • Isuzu NPR-HD (2004–2018)

  • Isuzu NPR (2004–2018)

Frequently Asked Questions (FAQ)

Q: Which Isuzu models are compatible with this relief valve gasket?

A: Compatible with Isuzu NRR, NQR, NPR-HD, and NPR trucks from 2004 to 2018.

Q: Which engines does this gasket support?

A: Supports 4HK1 5.2L and 4HE1 4.8L diesel engines.

Q: Is this an OEM-quality part?

A: Yes, it meets OEM specifications for durability, fit, and performance.

Q: Can I install it myself?

A: Yes, it is a direct-fit replacement designed for easy installation during engine maintenance.

Q: What are the benefits of using this relief valve gasket?

A: Ensures proper valve sealing, prevents leaks, maintains engine pressure, and enhances engine reliability.