Restore the full performance and reliability of your Hitachi mini excavators with the Overhaul Rebuild Kit for Isuzu 3YE1 Engine. Engineered to OEM specifications, this comprehensive kit provides all critical components needed for a professional engine rebuild, making it ideal for routine maintenance, full overhauls, or recovery from engine failure.
Designed for Hitachi EX20U-3 and ZX25 excavators, this rebuild kit ensures strong compression, optimal fuel efficiency, and long-lasting engine durability even in demanding construction environments.
Kit Includes:
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Pistons & piston ring sets for restoring compression and reducing blow-by
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Main bearings & connecting rod bearings for smooth crankshaft rotation
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Full gasket set including head gasket, seals, O-rings, and valve cover components
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Thrust washers, pins, and clips (as required per OEM spec)
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Optional valve components depending on variant
Why Choose This Overhaul Kit?
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OEM-grade materials for maximum durability
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Perfect fit for all Isuzu 3YE1 industrial engine variants
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Restores horsepower, fuel economy, and engine stability
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Ensures leak-free performance with premium sealing components
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Reduces downtime and repair costs
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Suitable for professional workshops, heavy-equipment service centers, and on-site maintenance
Ideal For:
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Hitachi EX20U-3 mini excavator
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Hitachi ZX25 mini excavator
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Construction, landscaping, earth-moving, and utility equipment requiring dependable engine reliability
Frequently Asked Questions (FAQ)
1. Which engines does this rebuild kit fit?
This kit is designed for the Isuzu 3YE1 diesel engine.
2. Is it compatible with Hitachi excavators?
Yes, it fits Hitachi EX20U-3 and ZX25 mini excavator models.
3. What parts are included in the overhaul kit?
The kit includes pistons, piston rings, main and rod bearings, full gasket set, seals, and other essential rebuild components.
4. Is this kit OEM quality?
Yes, all components meet or exceed OEM specifications for durability and precision.
5. Can this kit restore engine performance?
Absolutely. It improves compression, fuel efficiency, starting performance, and overall engine reliability.
Overhaul Rebuild Kit for Isuzu Engine 3YE1 Hitachi Excavator EX20U-3 ZX25
Engine Model: ISUZU 3YE1 Engine
Machine Model: HITACHI
Application: EX20U-3,ZX25




