Products Description
|
Product name |
Engine Assembly |
| Application | Excavator Parts |
| Part number | 4JJ1 |
|
Excavator model |
ZX135US-5B SH120-7 SK135SRD-5 |
|
Lead time |
1-3 days after payment |
|
Packing |
Wooden Case |
|
MOQ |
1 Piece |
|
Quality |
Original quality |
|
Warranty |
3-6 months |
|
Shipping |
DHL, UPS, FedEx, Air, Sea, DDP |
|
Payment |
TT / Alibaba Trade Assurance / Credit card / Western Union / Alipay / Wechat |
Detailed Photos






Product Advantages
Core strengths
Choose the engine that suits you best.
100% Genuine & Factory-Fresh
Brand new, OEM-specification components-not remanufactured or rebuilt. Ensures compliance with Isuzu's strict technical tolerances, eliminating power loss caused by wear in aged core engines.
Robust 3.0L Powerhouse
Built on Isuzu's proven high-efficiency, energy-saving technology. Delivers strong torque output while optimizing fuel atomization. Compared to worn, aged engines, this brand-new assembly significantly reduces operating fuel consumption and improves work efficiency.

Plug-and-Play for 4JJ1 Applications
Specifically engineered for the Isuzu 4JJ1 power platform. All mounting lugs, flywheel housing interfaces, and engine feet are precision-molded to match OEM specifications-no onsite modification or welding required. Significantly reduces equipment overhaul downtime.
Strict Quality Control
Every engine undergoes cold break-in testing and seal inspection before shipment. Ensures no leaks, no abnormal noise upon delivery. Complete technical data sheets and installation guidance are provided to meet the high standards of professional mechanics.
Our Office
Guangzhou Chaotian Construction Machinery Equipment Co., Ltd.

20
years
With more than 20 years of active involvement since 2004, our work has been defined by ongoing evolution and dedication to this field.
5
departments
Our company framework consolidates specialized departments in sales, production, quality control, technical assistance, and after-sales care. This unified approach guarantees comprehensive, superior solutions tailored to each client's requirements.
100+
LANGUAGES
English, Spanish, Portuguese, French, Arabic, Thai, Korean...

Our Factory
Product Range
We are a Guangzhou-headquartered international supplier with more than 15 years in the heavy-duty machinery components sector. Our core focus is the supply of a wide selection of premium excavator and loader parts, complemented by chosen wheel excavators and complete drill rig packages.
Our in-house production capacity supports a broad inventory of both genuine and high quality spare parts, selling major international brands including Caterpillar, Komatsu, Kobelco, Volvo, BOSCH, Hyundai, and Hitachi parts.
High quality and Good Service
We offer worldwide shipping, enabling seamless international commerce with support for over 100 languages and continuous logistics operations. Our dependable 24/7 delivery makes us a valuable ally for businesses scaling their global market reach and extending their supply networks.

Our certificates and awards
Your reliable supplier !
We are committed to relentless innovation and enduring progress,
reinforced by a portfolio of esteemed industry accreditations and notable professional distinctions.






Available Shipping Methods
- Express delivery via DHL, UPS, FedEx, Aramex, EMS, and SF Express.
- Air freight to the destination airport.
- Sea freight to the port of arrival.
- DDP (Delivered Duty Paid) services by air or sea.
- To your designated freight forwarder in China for further handling.

FAQ
Q:Is this engine compatible with equipment from brands other than Isuzu?
A: While its mechanical core is the Isuzu 4JJ1, its excellent power-to-size ratio makes it a popular choice for repowering various construction machinery and special vehicles. Whether it achieves a "bolt-on" installation depends on your original equipment's engine mount positions and transmission interface. We recommend sending photos of your original engine nameplate or old unit for our technical team to verify compatibility.
Q:How will the engine be shipped domestically?
A:We have mature heavy-cargo export packaging solutions. Typically, the engine is secured in a fumigation-free wooden crate or steel frame with an oil drain channel at the bottom. The exterior is wrapped in vacuum anti-rust film to ensure safety during sea freight or long-distance land transportation.
Q:Is this a "bare" engine, or does it include components like the turbocharger and alternator?
A:Our engine assembly includes the turbocharger, fuel injection pump, alternator, starter motor, and ECU controller, along with other related components. It arrives ready for direct installation and use right out of the crate.
Q:As an overseas repair shop, what consumables or auxiliary parts should my customer prepare for installation?
A:Since this is a bare engine assembly, we recommend your customer prepare the following before installation: all fluids (engine oil, coolant, hydraulic oil), filters (fuel/oil/air), sealants, and proper engine lifting equipment. These consumables are typically not included in the assembly price.
Contact Ways
+86 18011700949
gzsansan13@outlook.com

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