Yimi (Guangzhou) Automotive Parts Co, Ltd
| Payment Terms | T/T |
| Surface Treatment | Corrosion-resistant |
| Oil Cooler Bolt Torque | 20 N·m (15 ft-lbs) |
| Delivery Time | 5-8 Work Days |
| Package Dimensions | 47.5 × 16 × 5 cm |
| Packaging Details | Neutral Package or as customers’ request |
| Cooling Type | Engine coolant circulation |
| Supply Ability | 10000 pcs/month |
| Mounting Flange | Precision-matched |
| Engine Oil Bolt Torque | 19 N·m (1.9 kg·m / 14 lb·ft) |
| Material | Metal (Aluminum Alloy / Cast Iron) |
| Net Weight | 1.38 kg |
| Model Number | NPR 4BD1 4BE1 |
| Certification | ISO/TS16949 |
| Brand Name | YIMI |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T | Surface Treatment | Corrosion-resistant |
| Oil Cooler Bolt Torque | 20 N·m (15 ft-lbs) | Delivery Time | 5-8 Work Days |
| Package Dimensions | 47.5 × 16 × 5 cm | Packaging Details | Neutral Package or as customers’ request |
| Cooling Type | Engine coolant circulation | Supply Ability | 10000 pcs/month |
| Mounting Flange | Precision-matched | Engine Oil Bolt Torque | 19 N·m (1.9 kg·m / 14 lb·ft) |
| Material | Metal (Aluminum Alloy / Cast Iron) | Net Weight | 1.38 kg |
| Model Number | NPR 4BD1 4BE1 | Certification | ISO/TS16949 |
| Brand Name | YIMI | Place of Origin | CHINA |
| High Light | OEM Fit Oil Cooler Cover ，Aluminum Alloy Engine Oil Cooler Housing ，4BD1 4BE1 Compatible Oil Cooler Housing | ||
Oil Cooler Cover 8-94438355-0 8944383550 for ISUZU NPR NKR ELF 4BD1 4BE1 4BG1 — Verified OEM Fit Engine Oil Cooler Housing
The Oil Cooler Cover with OEM numbers 8-94438355-0 and 8944383550 is a verified direct-fit replacement for ISUZU NPR / NKR / ELF / N-Series light and medium-duty trucks equipped with 4BD1 / 4BE1 / 4BG1 / 4BC2 diesel engines. This oil cooler cover is a critical engine cooling system component that houses and protects the oil cooler element, ensuring proper engine oil temperature regulation and reliable lubrication under all operating conditions.
The oil cooler cover (also called oil cooler housing) serves as the protective enclosure and mounting base for the engine oil cooler element. It channels coolant flow around the oil cooler core, enabling heat exchange between the hot engine oil and the cooler coolant. The cover also provides sealed passages for oil inlet and outlet connections, maintaining proper oil pressure and flow through the cooling circuit.
| Verification Item | Data / Standard | Source / Method |
|---|---|---|
| Part Number (Short) | 8-94438355-0 | ISUZU OEM Parts Database |
| Part Number (Long) | 8944383550 | ISUZU OEM Parts Database |
| Part Name | Oil Cooler Cover / Oil Cooler Housing | ISUZU EPC |
| Vehicle Models | ISUZU NPR / NKR / ELF / N-Series / EX100 / EX120 / EX150 | ISUZU application catalog |
| Engine Compatibility | 4BD1 / 4BE1 / 4BG1 / 4BC2 | ISUZU application catalog |
| Material | Metal (Aluminum Alloy / Cast Iron) | Product specification |
| Net Weight | 1.38 kg | Yishan Auto Parts specification |
| Package Dimensions | 47.5 * 16 * 5 cm | Yishan Auto Parts specification |
| Origin | Japan / China Aftermarket | Product specification |
| Certification | ISO/TS 16949 | Third-party system audit |
| Type | Number |
|---|---|
| Primary OEM — Short | 8-94438355-0 |
| Primary OEM — Long | 8944383550 |
| Alternate Format | 8-94438-355-0 |
| Related OEM | 8-94438371-0 / 8944383710 |
| Related OEM | 8-94438371-1 / 8944383711 |
| Related OEM | 8-94438371-2 / 8944383712 |
| Related Gasket | 8972333023 |
| Related Gasket | 5112820110 |
| Brand | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| ISUZU | ELF 250 | NKR | 4BD1 / 4BE1 | 1982–2007 |
| ISUZU | ELF 350 | NPR | 4BD1 / 4BE1 | 1985–2007 |
| ISUZU | NPR | NPR | 4BD1 / 4BE1 / 4BG1 | 1986–2007 |
| ISUZU | NKR | NKR | 4BD1 / 4BE1 | 1986–2007 |
| ISUZU | N-Series | — | 4BD1 / 4BE1 | 1985–2007 |
| Brand | Model | Application |
|---|---|---|
| Hitachi | EX100 / EX100-2 / EX100-3 | Excavator |
| Hitachi | EX120 / EX120-2 / EX120-3 | Excavator |
| Hitachi | EX150 / EX90 / EX90-2 | Excavator |
| JCB | — | Construction Equipment |
| Feature | Benefit + Verification Signal |
|---|---|
| Precision-Cast Metal Construction | High structural strength and excellent heat resistance for reliable oil cooler protection — verified by material certificate and hardness testing. |
| OEM-Exact Mounting Flange | Precision-matched to the ISUZU 4BD1/4BE1 cylinder block — direct bolt-on installation without modification — verified by CMM dimensional inspection. |
| Optimized Coolant Flow Passages | Ensures efficient heat exchange between engine oil and coolant — verified by flow testing. |
| Corrosion-Resistant Surface Treatment | Extended service life in harsh engine environments — verified by salt spray testing. |
| Complete Assembly with Mounting Bosses | All required mounting points and sensor ports integrated — verified by assembly dimensional inspection. |
| ISO/TS 16949 Quality System | Full traceability with material certificates and batch inspection reports — third-party certified. |
| Installation Success Rate ≥ 99% | Based on repair order tracking — confirms reliable fitment across the 4BD1/4BE1 platform. |
| QC Item | Verification Method / Standard |
|---|---|
| Mounting Flange Dimensions | CMM, 100% inspection |
| Cover Height / Width / Depth | CMM, 100% inspection |
| Material Composition | Spectrometer analysis, batch sampling |
| Surface Hardness | Rockwell hardness tester, batch sampling |
| Pressure Tightness | Hydrostatic pressure test, 100% inspection |
| Coolant Flow Characteristics | Flow bench test, batch sampling |
| Surface Finish | Visual inspection — no cracks, no porosity, no burrs |
| Thread Inspection (Mounting Bolts) | Thread gauge, 100% inspection |
| Gasket Surface Flatness | Surface plate + feeler gauge, 100% inspection |
| Batch Traceability | Material lot number + production date |
| Packaging Protection | Anti-rust oil + VCI film + carton |
| Fastener | Torque |
|---|---|
| Oil Cooler Cover-to-Block Bolts | 20 N·m (15 ft-lbs) |
| Engine Oil Cooler Fixing Bolts | 19 N·m (1.9 kg·m / 14 lb·ft) |
| Oil Cooler Line Fittings | Per ISUZU workshop manual specification |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2005
Total Annual:
8000000-10000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...
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