Isuzu 3KR1 Engine Gasket Kit for Excavator – Complete Overhaul Set | Isuzu Excavator Engine Parts
This premium Isuzu 3KR1 Engine Gasket Kit is specifically engineered for Isuzu 3KR1 diesel engines used in compact mini excavators. 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 leak-free sealing and restored engine compression.
The Isuzu 3KR1 is a compact, inline 3-cylinder, 4-stroke, water-cooled diesel engine known for its fuel efficiency, low noise operation, and reliable performance in demanding mini excavator applications, delivering approximately 14-21 kW (19-28 HP).
OEM Reference Numbers
8-94337-302-0, 5-87812098-0, 8-94381193-0, 5-11141093-5, 8-94467993-0, 8-94381186-0, 587811-0700, 5111141-0935
3KR1 Gasket Kit Contents
| Component |
Quantity |
Material / Remarks |
| Cylinder Head Gasket |
1 |
Multi-Layer Steel (MLS) / Stainless Steel |
| Exhaust Manifold Gasket |
1 |
Graphite with steel core |
| Intake Manifold Gasket |
1 |
Composite fiber |
| Valve Cover Gasket |
1 |
Silicone rubber |
| Oil Pan Gasket |
1 |
Rubber / cork blend |
| Front Timing Cover Gasket |
1 |
Fiber / paper |
| Rear Main Seal |
1 |
PTFE / nitrile rubber |
| Front Crankshaft Oil Seal |
1 |
Nitrile rubber |
| Fuel Injection Pump Gasket |
1 |
Paper |
| Water Pump Gasket |
1 |
Fiber – compatible with 8-97069390-0 |
| Thermostat Housing Gasket |
1 |
Rubber |
| Valve Stem Seals |
6 |
Viton |
| Injector Seals (copper) |
3 |
Annealed copper |
| Rocker Cover Gasket |
1 |
Silicone rubber |
| Glow Plug Seals (set) |
3 |
Copper / crush type |
| O-Ring Assortment |
Set |
Various sizes (Viton / NBR) |
Note: Kit contents may vary slightly depending on engine configuration and application. Please verify your engine serial number before ordering.
Key Features
- OEM-Equivalent Quality – Strictly adheres to Isuzu dimensions and material standards
- Complete Overhaul Set – Includes all gaskets and seals for both upper and lower engine sections
- Superior Durability – MLS head gasket withstands extreme temperatures up to 250°C and pressures exceeding 30 bar
- Corrosion-Resistant Materials – Stainless steel and coated components resist rust and chemical degradation
- Precision Fit – Direct bolt-on replacement with zero misalignment
- Comprehensive Leak Protection – Ensures oil, coolant, and combustion gases remain perfectly sealed
- Heat-Resistant Construction – Reinforced components withstand extreme exhaust gas temperatures
Applications
Engine
Isuzu 3KR1, 3KR1-EA14 diesel engine – mechanical injection, indirect injection
Mini Excavators
- Hitachi: EX22, EX25, EX27U, EX30U, EX35U, EX40U, EX50U, ZX27U, ZX30U, ZX35U, ZX40U, ZX50U
- Kobelco: SK30, SK35, SK40, SK50 series
- IHI: 30J, 30NX, 35J, 35NX, 40J, 40NX series
- JCB: 8030, 8035, 8040, 8045 ZTS models
- Kubota: U10, U15, U17, U20, U25 (select models)
- Bobcat: 316, 318, 319, 320, 322, 325, 328, 331
- Case: CX16B, CX18B, CX20B, CX25B, CX26C, CX27C, CX30C, CX31C
- New Holland: E16 through E32 series
- Yanmar: B08 through B30 series (select models)
- Takeuchi: TB108 through TB150 series
Other Equipment
- Denyo generators: DCA-15, DCA-20, DCA-25 series
- Multiquip generators and light towers
- Isuzu micro trucks and industrial machinery
- Agricultural tractors (compact models)
- Skid steer loaders (compact models)
- Forklifts and material handling equipment
Why Choose Our Gasket Kit?
Each kit undergoes rigorous quality checks to guarantee consistent performance and longevity. Gaskets are engineered using advanced material technology to deliver a sealing solution that outperforms standard aftermarket alternatives.
Material Advantages
- MLS Cylinder Head Gasket: Multi-layer steel construction provides superior sealing force and heat dissipation
- Reinforced NBR Rubber Components: High-quality nitrile rubber with corrosion-resistant properties
- Viton Valve Stem Seals: Excellent heat and oil resistance for extended service life
- Copper Injector Washers: Annealed copper provides optimal sealing for fuel injectors
- Precision-Machined Components: Ensures optimal alignment for maximum sealing performance
This full gasket set saves time and money compared to sourcing individual components separately, while ensuring all sealing points are addressed with matched, compatible components designed specifically for the 3KR1 engine.
Proper installation is critical for optimal performance. Ensure engine is cool, thoroughly clean all mating surfaces, and follow specified torque values and sequences during reassembly.
Restore your mini excavator's power and efficiency – order your Isuzu 3KR1 gasket kit today.
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