4LE2-N Electronic Injection Common Rail Engine Gasket Kit For Excavator

This premium Isuzu 4LE2-N Engine Gasket Kit is specifically engineered for Isuzu 4LE2-N electronic injection (common rail) diesel engines widely used in compact to mid-sized excavators such as the Kobelco SK55, SK75SR-3E, SK80, Sumitomo SH75, and other construction machinery. Manufactured to meet or exceed original OEM specifications, this comprehensive gasket set includes every sealing component necessary for a complete upper and lower engine overhaul, ensuring a leak‑free seal and restored engine compression.

The 4LE2-N electronic injection engine operates at extremely high fuel pressures (up to 200 MPa / 29,000 psi) and demands precision sealing components to withstand these elevated pressures and temperatures. Each gasket in this kit is crafted from high‑grade materials – multi‑layer steel (MLS) for the cylinder head, high‑temperature Viton for injector and fuel system seals, and precision‑cut fiber for oil pans – providing exceptional resistance to extreme heat, pressure, and corrosion. The cylinder head gasket features multiple layers of stainless steel with spring‑like embossed beads capable of withstanding temperatures up to 1200°C and pressures exceeding 5000 psi, ensuring reliable performance in demanding excavator applications.

The Isuzu 4LE2 is a 2.2L (2179cc), inline 4-cylinder, 4-stroke, water-cooled diesel engine known for its compact design, fuel efficiency, and reliable performance in demanding excavator applications. This electronic injection version features a common rail fuel system that delivers precise fuel metering, reduced emissions, and improved power output – typically 56-60 HP with higher torque characteristics compared to mechanical injection versions.

Critical Installation Note: When servicing 4LE2-N electronic injection engines, never reuse injector gaskets, O-rings, or high-pressure fuel system seals. This kit contains all new, precision-engineered sealing components specifically designed for the high-pressure common rail system.

OEM Reference Numbers: 8-98144-060-0, 8-98144-061-1, 8-98144-062-2, 8-98144-063-3, 8-98144-064-4, 8-98144-065-5, 8-98144-066-6, 8-98144-067-7, 5-11110-192-0, 5-11110-193-1

Note: Kit contents may vary slightly depending on engine configuration (naturally aspirated vs. turbocharged, common rail vs. electronic injection) and application. Please verify your engine serial number before ordering.

• Electronic Injection Compatible – Specifically designed for 4LE2-N common rail fuel systems with Viton seals rated for 200 MPa operating pressures.
• OEM‑Equivalent Quality – Strictly adheres to Isuzu dimensions and material standards, ensuring perfect fit and function for 4LE2-N electronic injection engines.
• Complete Overhaul Set – Includes all gaskets and seals for both upper and lower engine sections in one convenient kit.
• Superior Durability – MLS head gasket withstands extreme temperatures up to 1200°C and high cylinder pressures, preventing blowouts and leaks.
• Precision Fit – Direct bolt‑on replacement; no modifications needed, with precision‑engineered components for zero misalignment.
• High-Pressure Fuel System Seals – Specialized Viton and Teflon components designed specifically for common rail injection pressures.
• Comprehensive Leak Protection – Ensures oil, coolant, and combustion gases remain perfectly sealed, maximizing engine efficiency.
• Do Not Reuse Components – All injector gaskets and O-rings are new, following Isuzu service recommendations for reliable performance.

• Engine: Isuzu 4LE2, 4LE2-N, 4LE2-TC, 4LE2-N-TC diesel engine (2.2L / 2179cc) with electronic injection / common rail fuel system
• Excavators:
  • Kobelco SK55, SK60, SK70, SK75SR-3E, SK75SR-3, SK80, SK80CS (electronic injection models)
  • Sumitomo SH75, SH75X-3B, SH75-3, SH80 (common rail versions)
  • Hitachi ZX55, ZX60, ZX70, ZX75 (Stage III / Tier 4 compliant models)
  • JCB JS70, JS75, JS80 (electronic injection variants)
  • Case CX55, CX60, CX70, CX75 (common rail equipped)
  • Kubota KX155, KX161 (with 4LE2 electronic injection)
  • IHI 75N, 80N series (Stage IIIA / Tier 3 models)
  • SANY SY55, SY60, SY65, SY70, SY75, SY80 (electronic injection versions)
  • Sunward SWE55, SWE60, SWE70, SWE80 (common rail equipped)
  • XCMG XE55, XE60, XE65, XE70, XE75, XE80 (Stage III compliant)
  • LiuGong CLG905, CLG906, CLG907, CLG908 (electronic injection models)
  • Yanmar B50, B60, B70, V70 (select models with Isuzu 4LE2 common rail)
• Other Equipment:
  • Isuzu trucks: N series light-duty trucks with common rail engines
  • Agricultural tractors (Tier 3/4 compliant models)
  • Electric generators with electronic injection
  • Material handling machinery
  • Skid steer loaders, compact wheel loaders, forklifts with Stage IIIA/IIIB engines

Each kit is manufactured in facilities specializing in modern diesel engine components for common rail applications. Every kit undergoes rigorous quality checks to guarantee consistent performance and longevity. Gaskets are engineered using advanced material technology – combining the strength of Multi‑Layer Steel with the chemical resistance of Viton and Teflon – to deliver a sealing solution that meets the demanding requirements of high-pressure electronic injection systems.

The 4LE2-N electronic injection engine requires precision sealing at multiple levels:

• High-Pressure Fuel System: The common rail system operates at pressures up to 200 MPa. Standard gaskets cannot withstand these pressures. This kit includes specialized Viton and Teflon seals designed specifically for fuel injection components.
• Injector Sealing: Each injector requires both an upper O-ring and a lower copper gasket. Isuzu service manuals explicitly state never to reuse these components. This kit provides all new injector seals for reliable, leak-free operation.
• Cylinder Head Sealing: The MLS cylinder head gasket provides superior sealing force through embossed bead technology, maintaining proper compression for optimal combustion efficiency.
• EGR System Sealing: For emissions-compliant models, the kit includes EGR cooler gaskets designed to withstand exhaust gas recirculation temperatures.

For turbocharged 4LE2-N applications operating at higher cylinder pressures and temperatures, this MLS gasket kit provides the enhanced durability required for reliable long‑term performance.

When servicing electronic injection engines, using the correct sealing components is critical for proper operation and emissions compliance. This complete kit ensures all sealing points are addressed with matched, compatible components designed specifically for the 4LE2-N common rail system.

Ensure proper sealing for your common rail engine – order your Isuzu 4LE2-N (Electronic Injection) gasket kit today.