
Product Overview
This professional-grade Isuzu engine rebuild kit is engineered for durability and precise fitment, designed to restore peak performance to 4HE1, 4HF1, 4HG1, and 4HK1 series engines. We supply this high-quality gasket set to workshops, fleet operators, and distributors worldwide, with major markets including North America, Europe, the Asia-Pacific region, and the Middle East.
Key Features & Benefits
- Complete Sealing Solution: Comprehensive gasket set ensures a complete, leak-free seal for critical engine components during overhaul or repair.
- Premium Material Construction: Manufactured from high-grade materials resistant to heat, pressure, and engine fluids for long-lasting reliability.
- Precision Engineering: Exact OEM specifications guarantee perfect fitment, eliminating installation issues and reducing downtime.
- Enhanced Engine Performance: Proper sealing restores compression, prevents oil and coolant leaks, and ensures optimal engine efficiency.
- Cost-Effective Maintenance: A complete kit in one package simplifies procurement and provides better value compared to sourcing individual gaskets.
Technical Specifications
| Specification | Detail |
|---|---|
| Primary Part Number | 5-87812459-04 |
| Alternative Part Number | 5-87815035-0 |
| Compatible Engine Models | Isuzu 4HE1, 4HF1, 4HG1, 4HK1 |
| Part Type | Complete Engine Gasket Set / Rebuild Kit |
| Application | Engine Overhaul, Rebuild, and Major Repair |
OEM Cross-Reference
This high-quality gasket set directly replaces the following OEM part numbers:
- Isuzu: 5-87812459-04
- Isuzu: 5-87815035-0
It is engineered to meet or exceed the specifications of the original manufacturer parts.
Compatibility
This rebuild kit is specifically designed for the following Isuzu diesel engine series:
- Isuzu 4HE1 Engine
- Isuzu 4HF1 Engine
- Isuzu 4HG1 Engine
- Isuzu 4HK1 Engine
These engines are commonly found in a wide range of Isuzu commercial vehicles, trucks, and industrial equipment globally. Please verify your specific engine model and serial number before purchase.
Global Supply & Distribution
We are a trusted global supplier for automotive engine components. Our logistics network ensures reliable delivery to key industrial and commercial hubs worldwide.
- Worldwide Shipping: We export to all major markets, including North America (USA, Canada, Mexico), Europe (EU, UK), Asia-Pacific (Australia, Japan, Southeast Asia), and the Middle East.
- Efficient Logistics: Fast container and air freight services to major ports and airports, ensuring timely delivery to keep your operations running.
- Export Expertise: All documentation, including commercial invoices, packing lists, and certificates of origin, is provided for smooth customs clearance in compliance with international trade regulations.
- B2B Focus: We specialize in supplying wholesalers, large workshops, and fleet management companies with volume order capabilities.
Quality Assurance
We stand behind the quality and performance of our engine components.
- Manufacturing Standards: Components are produced under strict quality control systems to ensure dimensional accuracy and material integrity.
- Rigorous Testing: Gaskets are tested for seal integrity, pressure resistance, and durability under simulated engine conditions.
- Warranty: Backed by a standard warranty against manufacturing defects. Please contact us for specific warranty terms applicable to your region.
FAQ
Q1: Is this a complete gasket set for a full engine rebuild?
A1: Yes, this kit is designed as a comprehensive gasket set for a major overhaul of the compatible Isuzu 4H series engines, including critical seals for the cylinder head, oil pan, valve cover, and other key components. Always cross-reference the included contents with your specific repair requirements.
Q2: How do I confirm this part fits my specific Isuzu engine?
A2: The most reliable method is to match the part numbers. Locate the engine model plate (e.g., 4HK1) and the existing gasket set part number on your engine. Verify it against our primary part numbers 5-87812459-04 or 5-87815035-0. You can also provide your engine serial number to our technical team for confirmation.
Q3: What are the recommended installation practices for this gasket set?
A3: For optimal performance and seal longevity, ensure the engine block and cylinder head surfaces are meticulously cleaned, flat, and free of old gasket material and debris. Follow the manufacturer’s torque sequence and specifications precisely when reassembling. Using a proper sealant where specified is also critical for a leak-free installation.
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 .