Yimi (Guangzhou) Automotive Parts Co, Ltd
| Head Gasket Thickness | 1.70 mm |
| Delivery Time | 5-8 Work Days |
| Package Dimensions | 54 × 30 × 3 cm |
| Packaging Details | Neutral Package or as customers’ request |
| Payment Terms | T/T |
| Cylinder Head Bolt Torque (Stage 1) | 49 N*m (36.2 lb ft) |
| Cylinder Head Bolt Torque | 98 -108 N*m (main sequence) |
| Supply Ability | 10000 pcs/month |
| Cylinder Head Bolt Torque (Stage 2) | 60-75° turn angle |
| Net Weight | 1.35 kg (basic) / 2.27 kg (full set) |
| Engine Displacement | 2,771 cc |
| Head Gasket Type | 4-Layer Metal (MLS) |
| Model Number | NKR55 4JB1 |
| Certification | ISO/TS16949 |
| Brand Name | YIMI |
| Place of Origin | CHINA |
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Product Specification
| Head Gasket Thickness | 1.70 mm | Delivery Time | 5-8 Work Days |
| Package Dimensions | 54 × 30 × 3 cm | Packaging Details | Neutral Package or as customers’ request |
| Payment Terms | T/T | Cylinder Head Bolt Torque (Stage 1) | 49 N*m (36.2 lb ft) |
| Cylinder Head Bolt Torque | 98 -108 N*m (main sequence) | Supply Ability | 10000 pcs/month |
| Cylinder Head Bolt Torque (Stage 2) | 60-75° turn angle | Net Weight | 1.35 kg (basic) / 2.27 kg (full set) |
| Engine Displacement | 2,771 cc | Head Gasket Type | 4-Layer Metal (MLS) |
| Model Number | NKR55 4JB1 | Certification | ISO/TS16949 |
| Brand Name | YIMI | Place of Origin | CHINA |
| High Light | 4-Layer Metal Head Gasket Engine Overhaul Gasket Set ，OEM Fit Gasket Kit ，12 Months Warranty Full Gasket Kit | ||
Engine Overhaul Gasket Set 5878127067 5-87812706-7 for ISUZU NKR55 4JB1 4JB1T 2.8L — Verified OEM Fit Full Gasket Kit with 4-Layer Metal Head Gasket
This complete engine overhaul gasket set with OEM numbers 5878127067 and 5-87812706-7 is a verified direct-fit replacement for ISUZU NKR55/NHR/ELF 250 light trucks equipped with the 4JB1/4JB1T 2.8L diesel engine. This full gasket kit provides all essential gaskets and seals required for professional engine rebuilding, restoration, and major maintenance.
The engine overhaul gasket set serves as the critical sealing system for the entire engine assembly. Each gasket is precision-engineered to maintain 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 oil and coolant leaks, and ensuring reliable engine performance. The 4JB1 engine is known for exceptional durability, routinely exceeding 500,000 km in commercial service with proper maintenance.
Replace the gasket set when any of these symptoms appear:
| Verification Item | Data / Standard | Source / Method |
|---|---|---|
| Part Number (Short) | 5878127067 | ISUZU OEM Parts Database |
| Part Number (Long) | 5-87812706-7 | ISUZU OEM Parts Database |
| Part Name | GASKET SET; ENGINE OVERHAUL | ISUZU EPC |
| Engine Compatibility | 4JB1 / 4JB1T (2.8L, 4-cylinder, OHV, DI) | ISUZU application catalog |
| Head Gasket Type | 4-Layer Metal (MLS) | Product specification |
| Head Gasket Thickness | 1.70 mm | Product specification |
| Cylinder Head Bolt Torque | 98-108 N*m (main sequence) | ISUZU 4JB1 workshop manual |
| Net Weight | 1.35 kg (basic set) / 2.27 kg (full set) | Product specification |
| Package Dimensions | 54 × 30 × 3 cm | Product specification |
| Certification | ISO/TS 16949 | Third-party system audit |
| Part Number: | 5878127067 5-87812706-7 | Product Name: | Overhaul Gasket Set |
|---|---|---|---|
| Car Model: | NKR55 | Engine Model: | 4JB1 |
| Condition: | 100% Brand New | Origin: | China Mainland |
| Brand | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| ISUZU | ELF | NKR55 | 4JB1 | 1987-1993 |
| ISUZU | ELF | NKR55 | 4JB1 | 1996-2007 |
| ISUZU | ELF | NHR | 4JB1 / 4JA1 | 1984-1993 |
| ISUZU | ELF 250 | NKR / NHR | 4JB1 | 1991-2007 |
| ISUZU | Pickup | TF | 4JB1 | 1988-2002 |
| ISUZU | Trooper | -- | 4JB1-T | 1988-2002 |
| QC Item | Verification Method / Standard |
|---|---|
| Head Gasket Thickness | Micrometer, 100% inspection (1.70 mm ±0.05) |
| Head Gasket Layer Bonding | Visual + peel test, batch sampling |
| Gasket Dimensions | CMM + dedicated gauges, 100% inspection |
| Material Composition | Spectrometer analysis, batch sampling |
| Compression Resistance | Compression tester, batch sampling |
| Temperature Resistance | Thermal cycling test (−40°C to +200°C), batch sampling |
Reference ISUZU 4JB1 Workshop Manual:
| Fastener | Torque |
|---|---|
| Cylinder Head Bolts (Stage 1) | 49 N*m (36.2 lb ft) |
| Cylinder Head Bolts (Stage 2) | 60-75° turn angle |
| Cylinder Head Bolts (Final Torque) | 98-108 N*m |
| Connecting Rod Bearing Bolts | 78.4-88.2 N*m |
| Crankshaft Bearing Cap Bolts | 225.4-245.0 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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