Yimi (Guangzhou) Automotive Parts Co, Ltd
| Head Gasket Bore | 112.00 mm |
| Delivery Time | 5-8 Work Days |
| Engine Displacement | 4,334 cc |
| Packaging Details | Neutral Package or as customers’ request |
| Payment Terms | T/T |
| Cylinder Head Torque | 20 N·m (2.0 kgf·m) |
| Net Weight | 1.65 kg (basic) |
| Supply Ability | 10000 pcs/month |
| Cylinder Head Angle | Additional 73° turn angle |
| Head Gasket Type | Multi-Layer Steel (MLS) |
| Engine Compatibility | 4HF1 / 4HF1T (4.334L, 4-cylinder, DI) |
| Head Gasket Thickness | 1.75 mm |
| Model Number | NPR 4HF1 |
| Certification | ISO/TS16949 |
| Brand Name | YIMI |
| Place of Origin | CHINA |
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Product Specification
| Head Gasket Bore | 112.00 mm | Delivery Time | 5-8 Work Days |
| Engine Displacement | 4,334 cc | Packaging Details | Neutral Package or as customers’ request |
| Payment Terms | T/T | Cylinder Head Torque | 20 N·m (2.0 kgf·m) |
| Net Weight | 1.65 kg (basic) | Supply Ability | 10000 pcs/month |
| Cylinder Head Angle | Additional 73° turn angle | Head Gasket Type | Multi-Layer Steel (MLS) |
| Engine Compatibility | 4HF1 / 4HF1T (4.334L, 4-cylinder, DI) | Head Gasket Thickness | 1.75 mm |
| Model Number | NPR 4HF1 | Certification | ISO/TS16949 |
| Brand Name | YIMI | Place of Origin | CHINA |
| High Light | Multi-Layer Steel Head Gasket Engine Overhaul Gasket Set ，OEM Fit Gasket Kit ，4HF1 / 4HF1T Engine Compatibility Full Gasket Set | ||
The Engine Overhaul Gasket Set with OEM numbers 5878139494 and 5-87813949-1 is a verified direct-fit replacement for ISUZU NPR / NQR / ELF medium-duty trucks equipped with the 4HF1 / 4HF1T 4.3L diesel engine. This complete gasket kit provides all essential seals required for professional engine rebuilding, restoration, and major maintenance.
This engine overhaul gasket set serves as the critical sealing system for the entire engine assembly. Each precision-engineered gasket maintains perfect seals between mating surfaces—cylinder head and engine block, intake and exhaust manifolds, oil pan, valve cover, and all other critical sealing points. Proper sealing is essential for maintaining compression, preventing fluid leaks, and ensuring reliable engine performance under all operating conditions.
| Verification Item | Data / Standard | Source / Method |
|---|---|---|
| Part Number (Short) | 5878139494 | ISUZU OEM Parts Database |
| Part Number (Long) | 5-87813949-1 | ISUZU OEM Parts Database |
| Engine Compatibility | 4HF1 / 4HF1T (4.334L, 4-cylinder, DI) | ISUZU application catalog |
| Head Gasket Thickness | 1.75 mm | DuraPro GSS2127SS2D specification |
| Head Gasket Bore | 112.00 mm | STA Parts specification |
| Cylinder Head Bolt Torque | 20 N·m + 73° turn | ISUZU 4HF1 workshop manual |
| Certification | ISO/TS 16949 | Third-party system audit |
| Brand | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| ISUZU | NPR | NPR | 4HF1 | 2000–2009 |
| ISUZU | NPR | NPR | 4HF1 | 1994–2001 |
| ISUZU | NQR | NQR | 4HF1 | 2000–2009 |
| ISUZU | ELF | NKR / NHR | 4HF1 | 1994–2009 |
| Fastener | Torque |
|---|---|
| Cylinder Head Bolts (Stage 1) | 20 N·m (2.0 kgf·m) |
| Cylinder Head Bolts (Stage 2) | Additional 73° turn angle |
| Main Bearing Bolts (Stage 1) | 80 N·m |
| Main Bearing Bolts (Stage 2) | 100 N·m |
| Connecting Rod Bolts (Stage 1) | 22 N·m |
| Connecting Rod Bolts (Stage 2) | 45 N·m |
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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