Product Overview

This premium Valve Seal Kit is engineered for Isuzu 4HF1 and 4HG1 diesel engines, providing a critical solution for preventing oil consumption and maintaining optimal engine compression. We supply this high-quality component globally, with extensive experience serving key markets across North America, Europe, Asia-Pacific, and the Middle East. Our B2B-focused logistics ensure reliable delivery to workshops, distributors, and fleet operators worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and reliable performance, ensuring seamless installation and long-term durability.
• Superior Sealing Material: Constructed from high-grade, heat-resistant materials designed to withstand extreme engine temperatures and pressures, preventing oil leaks into the combustion chamber.
• Enhanced Engine Performance: Effectively controls oil consumption, reduces smoke emissions, and helps maintain proper compression for optimal fuel efficiency and power output.
• Complete Kit Solution: Includes all necessary seals for a comprehensive valve train service, saving time and ensuring all components are matched for quality and performance.
• Extended Service Life: Reduces wear on valve stems and guides, contributing to lower maintenance costs and increased engine longevity for commercial truck applications.

Technical Specifications

OEM Cross-Reference

This kit is a direct replacement for the following OEM and aftermarket part numbers:

• Isuzu: 8943966090, 8-94396-609-0
• Common Reference: 8-94396609-0

Compatibility

This valve seal kit is designed specifically for Isuzu mid-size diesel engines. Primary applications include:

• Engine Models: Isuzu 4HF1, Isuzu 4HG1.
• Vehicle Applications: Commonly found in Isuzu F-Series, Giga, and Forward trucks, as well as various bus chassis and industrial power units utilizing these engine families.
• Note: Always verify your engine’s model and serial number prior to purchase to ensure correct fitment.

Global Supply & Distribution

We are a trusted global supplier for automotive engine components. Our streamlined export process ensures efficient delivery to major industrial hubs and ports worldwide.

• Worldwide Shipping: We ship to all major continents, including North America (USA, Canada, Mexico), Europe (UK, Germany, Netherlands, Poland), Asia-Pacific (Australia, Singapore, Japan), and the Middle East (UAE, Saudi Arabia).
• Fast Logistics: Leveraging established freight partnerships for timely delivery via air or sea to key logistics centers.
• Export Compliance: All shipments are handled with complete commercial invoices, packing lists, and compliance with international trade regulations for smooth customs clearance.
• B2B Focus: Dedicated support for wholesale orders, container loads, and just-in-time inventory for distributors and large workshops.

Quality Assurance

We partner with manufacturers committed to excellence to ensure every part meets rigorous performance standards.

• Manufacturing Standards: Components are produced using OEM-grade tooling and processes, ensuring dimensional accuracy and material integrity.
• Testing: Seals undergo quality checks for material durability, heat resistance, and sealing performance.
• Warranty: Backed by a standard warranty against manufacturing defects. Please contact us for specific warranty terms applicable to your region.

FAQ

Q1: Is this kit a direct fit for my Isuzu 4HF1 engine?
A1: Yes, this kit with part number 8-94396609-0 is a direct OEM replacement specifically designed for the Isuzu 4HF1 and 4HG1 engine families. It includes all necessary valve stem seals for a complete service.

Q2: What are the symptoms of worn valve seals that this kit addresses?
A2: Worn valve seals typically cause excessive blue/gray smoke on startup or during deceleration, increased oil consumption, and oil fouling of spark plugs (in gasoline engines). Installing this kit restores proper sealing to prevent oil from entering the combustion chamber.

Q3: Do you provide technical support for international B2B clients?
A3: Absolutely. We provide comprehensive technical datasheets, part number cross-reference lists, and export documentation. Our team supports bulk purchasers and distributors with product specifications and logistics tracking to ensure a seamless supply chain integration.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .