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Full Engine Overhaul Gasket Set 5-87817297-1 5878172971
Product Overview
The Engine Overhaul Gasket Set (GASKET SET; ENG OVERHAUL) with OEM number 5-87817297-1 (also listed as 5878172971) is a verified OEM-grade complete gasket and seal kit for ISUZU 4HK1 and 4JJ1 diesel engines. This comprehensive kit contains all essential gaskets and seals required to restore engine sealing integrity, maintain proper compression, and prevent oil, coolant, and combustion leaks.
Key Features:
OEM Specification – Verified by ISUZU OEM part numbers 5-87817297-1 and 5878172971
Complete Engine Sealing Solution – Includes all essential gaskets, seals, and O-rings for full engine rebuild
Premium Materials – High-quality cylinder head gasket, valve cover gasket, intake/exhaust manifold gaskets, oil pan gasket, and front/rear crankshaft seals
Precision Fitment – Guarantees accurate fit for ISUZU 4HK1 and 4JJ1 engines
ISO/TS16949 Certified – Manufactured under strict quality control standards
Part Number:5-87817297-1 5878172971
Product Name:Full Engine Overhaul Gasket
Car Model:ISUZU NPR NQR 700P
Engine Model:ISUZU 4HK1 5.2L / 4JJ1 3.0L
Condition:100% Brand New
Origin:China Mainland
Failure Symptoms
If your engine's gaskets and seals are failing, you may experience one or more of the following symptoms:
Engine Oil Leakage: Oil spots or puddles forming under the vehicle
Coolant Leakage or Loss: Unexplained drop in coolant level with visible external leaks
Loss of Engine Compression: Reduced engine power, hard starting, or rough running
Oil Contamination: Milky or frothy appearance on the oil dipstick
Excessive Exhaust Smoke: White, blue, or black smoke from the exhaust
External Fluid Leaks: Visible oil, coolant, or fuel seepage from various engine joints
⚠️ Important: Aging or degraded gaskets and seals can lead to progressive fluid loss, reduced engine performance, and potential engine damage. Prompt replacement during a major overhaul is essential to restore engine reliability and performance.
Vehicle & Engine Compatibility
Brand
Model
Chassis / Series
Engine
Notes
ISUZU
NPR
N-Series
4HK1
Primary application
ISUZU
NQR
N-Series
4HK1
Compatible
ISUZU
700P
N-Series
4HK1
Compatible
ISUZU
NLR85
N-Series
4JJ1
Compatible
ISUZU
NMR85
N-Series
4JJ1
Compatible
ISUZU
D-MAX
Pickup
4JK1-TCY, 4JJ1
Compatible
Engine Code
Displacement
Fuel Type
Application
4HK1
5.2L (5,193cc)
Diesel Turbo
NPR, NQR, 700P, FSR
4JJ1
3.0L (2,999cc)
Diesel Turbo
NLR85, NMR85, D-MAX
4JK1-TCY
2.5L (2,499cc)
Diesel Turbo
D-MAX
⚠️ Important: This full gasket kit is designed for ISUZU 4HK1, 4JJ1, and 4JK1-TCY diesel engines. Compatible with ISUZU NPR, NQR, 700P, NLR85, NMR85, and D-MAX truck models. Please verify your vehicle's chassis code, production year, and engine code before ordering.
Features & Benefits
OEM Specification
Guarantees factory-fit quality and performance – verified by OEM part numbers
Complete Engine Sealing Solution
Includes all essential gaskets, seals, and O-rings for full engine rebuild
Premium Quality Materials
Manufactured with high-temperature, oil-resistant materials for heavy-duty operations
Leak Prevention & Compression Restoration
Prevents oil, coolant, and combustion leaks while maintaining proper engine compression
Broad Compatibility
Fits multiple ISUZU engine platforms and vehicle models
Ideal for Fleet & Commercial Use
Perfect for workshops, fleet maintenance, and commercial engine rebuild projects
100% New – No Core Charge
Guarantees zero wear, immediate sealing performance, and full service life
Quality Control & Verification
QC Item
Verification Method
Dimensional Accuracy
Precision inspection to verify all gaskets and seals match OE blueprint specifications
Material Composition
High-temperature, oil-resistant material verification for durability
Seal Integrity Test
100% quality inspection to guarantee leak-free sealing performance
Compatibility Verification
Cross-referenced against OEM specifications for 4HK1, 4JJ1, and 4JK1-TCY engines
Final Assembly Inspection
100% visual and dimensional inspection before packaging
Installation & Maintenance Recommendations
⚠️ IMPORTANT: Professional Installation Highly Recommended
Engine overhaul gasket installation requires specialized tools, precise torque specifications, and expert knowledge of ISUZU engines.
Pre-Installation Checklist:
This kit is designed for full engine rebuilds and major overhauls
Verify engine code matches 4HK1, 4JJ1, or 4JK1-TCY compatibility
Clean all sealing surfaces thoroughly – any debris can cause premature gasket failure
Use new cylinder head bolts as recommended by the workshop manual
Refer to the ISUZU workshop manual for correct torque specifications and tightening sequences
Inspect all engine components for wear – replace as necessary during the rebuild
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 ...
