Product Title
8-94395882-2 / 8-97209876-2 Fuji Intake & Exhaust Valve Set for Isuzu 4HK1 / 6HK1 Engine

Product Overview
This intake and exhaust valve set is specially designed for the Isuzu 4HK1 and 6HK1 engine series. The part number 8-94395882-2 refers to the intake valve, and 8-97209876-2 refers to the exhaust valve, which are supplied as a matched set to ensure coordinated operation of the engine's intake and exhaust system. Made from high-quality heat-resistant alloy steel and processed with precision machining and special heat treatment, these valves offer excellent high-temperature resistance, wear resistance, and corrosion resistance – critical components for combustion chamber sealing and gas exchange efficiency.

Key Features

• Precision machining – Valve stems and seating surfaces are high-precision ground for superior sealing and combustion chamber tightness.

• Special heat treatment – Induction hardening and nitriding processes provide high surface hardness, heat resistance, and wear resistance.

• Matched set – Intake and exhaust valves supplied as a combined set for synchronized engine performance.

• High reliability – Rigorous fatigue and durability testing ensure performance under high-load, long-running conditions.

Technical Specifications

• Engine Model: Isuzu 4HK1 / 6HK1

• Intake Valve Part Number: 8-94395882-2

• Exhaust Valve Part Number: 8-97209876-2

• Packaging: Set in individual packaging

Installation & Usage Tips

• Before installation, verify part numbers to ensure correct intake and exhaust valve identification (intake and exhaust valves are not interchangeable).

• Professional installation with specialized tools is recommended – pay attention to the clearance between valve stem and guide.

• When installing new valves, it is recommended to inspect or replace valve stem seals and valve seat rings simultaneously for optimal sealing.

• Regularly check valve clearance and tighten valve keepers and spring seats to specified torque.

Packaging & Delivery

• Each set comes in individual anti-rust packaging with a sturdy carton box.

• Bulk orders can be palletized for secure shipping.

• Adequate stock available; orders are shipped within 1–3 working days.