Genuine Auto Parts 8-94399002-0 Oil Cooler Gasket 6hh1 6hk1 Fsr 8943990020

Product Details

Product Overview

This genuine oil cooler gasket, identified by OEM number 8-94399002-0 (also listed as 8943990020), is a critical sealing component designed for the Isuzu 6HK1 and 6HH1 diesel engine families. Sourced from Japan, this gasket ensures a leak-free seal between the oil cooler and the engine block, preventing oil contamination and maintaining optimal engine temperatures.

Specifically engineered for Isuzu medium-duty trucks (FSR series) and heavy-duty excavators, this part is essential for maintaining the integrity of the engine’s lubrication and cooling systems. It is a direct replacement for the original factory part, offering a precise fit and reliable performance under high-stress operating conditions.

While commonly used for the 6HK1 engine found in 2010 model year vehicles, please verify your specific engine serial number and existing gasket configuration to ensure complete compatibility.

Key Features & Benefits

• Genuine OEM Quality: Manufactured to Isuzu’s exacting specifications, guaranteeing a perfect seal and long service life.
• Premium Material Construction: Crafted from high-grade glue-bonded materials (rubberized composite) designed to withstand high oil temperatures, pressure, and vibration.
• Leak-Free Operation: Prevents oil leaks that can lead to reduced lubrication, overheating, and potential engine damage, ensuring reliable equipment uptime.
• Direct Fitment Confidence: Engineered as a direct replacement for the original 8-94399002-0 part, eliminating the need for modifications or guesswork during installation.
• Engine Protection: Maintains proper oil pressure and cooling system efficiency, extending the life of critical components like bearings, pistons, and turbochargers.
• Cost-Effective Maintenance: A small, high-impact component that prevents costly repairs associated with oil cooler failure or engine overheating.

Technical Specifications

OEM Cross-Reference

This gasket is a direct replacement for the following genuine Isuzu part numbers. Use this reference to verify compatibility with your existing part:

• Primary OEM: 8-94399002-0
• Secondary OEM: 8943990020
• Associated Part: 8976066610 (Nozzle Holder Sleeve – may be part of a set or related assembly)

Note: Always compare the physical gasket shape, bolt hole alignment, and material thickness with your original part before installation.

Compatibility

This oil cooler gasket is specifically designed for the following applications:

• Engine Models: Isuzu 6HK1, Isuzu 6HH1
• Vehicle Applications (commonly used for): Isuzu FSR medium-duty trucks, Isuzu heavy-duty excavators (e.g., ZAXIS series), and other industrial equipment powered by the 6HK1/6HH1 engine.
• Model Year: Commonly associated with 2010 model year engines, but may fit earlier or later variants of the 6HK1/6HH1 platform.

Fitment is inferred based on engine model and OEM part number. For absolute certainty, consult your equipment’s parts manual or contact our support team with your VIN or engine serial number.

Global Supply & Distribution

We maintain a robust global supply chain to ensure fast and reliable delivery of genuine Isuzu parts to B2B buyers worldwide. Key distribution capabilities include:

• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Australia, Japan, Singapore, Indonesia), Middle East (UAE, Saudi Arabia), and Africa (South Africa, Nigeria).
• Logistics: Expedited shipping via DHL, FedEx, and UPS for air freight, and reliable sea freight for bulk orders to major ports like Los Angeles, Rotterdam, Shanghai, and Jebel Ali.
• Inventory: Stock is held in regional warehouses to reduce transit times and minimize customs delays for international buyers.
• Trade Compliance: All parts are sourced and shipped in full compliance with international trade regulations, with proper documentation for customs clearance.
• Export Experience: Proven track record of supplying construction, mining, and trucking fleets across 30+ countries with genuine OEM components.

Quality Assurance

• Manufacturing Standards: This gasket is manufactured to Isuzu’s strict OEM quality standards, ensuring dimensional accuracy, material integrity, and sealing performance.
• Testing: Each production batch undergoes pressure and thermal cycling tests to verify resistance to oil degradation and extreme temperatures (-40°C to +150°C).
• Warranty: Backed by a 6-month warranty against manufacturing defects. In the unlikely event of a failure due to material or workmanship, we offer a replacement or refund.
• After Warranty Service: Video technical support is available to assist with installation troubleshooting and fitment verification, even after the warranty period.

FAQ

Q1: How do I confirm this gasket fits my specific Isuzu 6HK1 engine?
A: First, locate your current oil cooler gasket’s part number. If it matches 8-94399002-0 or 8943990020, this is a direct replacement. If your part number differs, measure the gasket’s inner/outer diameter and bolt hole spacing. For excavator applications, provide your machine’s model (e.g., ZAXIS 200) and engine serial number to our support team for cross-referencing.

Q2: Can I install this gasket without special tools?
A: Yes, installation is straightforward for a qualified diesel mechanic. Ensure the mating surfaces on the engine block and oil cooler are clean and free of old gasket material. Apply a thin, even layer of high-temperature gasket sealant if recommended by your service manual. Torque the bolts to the manufacturer’s specification (typically 20-30 Nm, but verify with your manual) in a crisscross pattern to avoid warping.

Q3: What are the signs of a failing oil cooler gasket?
A: Common symptoms include: (1) Oil leaking from the area between the oil cooler and engine block; (2) Milky or foamy engine oil (indicating coolant contamination); (3) Engine overheating due to reduced oil flow to the cooler; (4) Low oil pressure warnings. If you observe any of these, replace the gasket immediately to prevent internal engine damage.