Shandong Shengyue Technology Development Co.,Ltd is one of the most professional weichai engine assembly 4dhzy weichai loader engine loader diesel engine manufacturers and suppliers in China. Please feel free to buy high quality genuine auto parts at competitive price from our factory.
WEICHAI Engine Assembly 4DHZY WEICHAI Loader Engine Loader Diesel Engine
Power & Performance Specifications
| Parameter | Technical Specifications / Details | Remarks |
|---|---|---|
| Rated Power | 55 kW - 65 kW (Approx. 75 - 88 HP) | Tuned specifically based on matching equipment (e.g., rough-terrain forklifts, small wheel loaders). |
| Rated Speed | 2200 rpm - 2400 rpm | Ensures efficient and stable drive for hydraulic gear pumps or working pumps. |
| Max. Torque Speed | 1600 - 1800 rpm | High torque at low speeds, providing strong breakout force for off-road climbing, muddy roads, and digging. |
| Base Tech Platform | 4102 Turbocharged Platform | A highly classic upgraded 4102 platform in China with top-tier technical maturity. |
Mechanical Structure & Physical Specifications
| Parameter | Technical Specifications / Details | Remarks |
|---|---|---|
| Cylinder Count & Layout | In-line 4-cylinder (I4) | Compact structure, ideal for the limited engine bay space of small and medium construction machinery. |
| Engine Stroke | 4-stroke, Water-cooled | Overhead valves with a classic 2-valves-per-cylinder design, highly durable and robust. |
| Bore × Stroke | 102 mm × 115 mm (or 118 mm) | Standard 4102 platform dimensions; components like pistons and cylinder liners are highly interchangeable. |
| Aspiration Mode | Turbocharged | Commonly known as "4102 with Top-Pressure", significantly boosting power output under heavy loads and harsh conditions. |
Fuel, Electrical & System Features
| Parameter | Technical Specifications / Details | Remarks |
|---|---|---|
| Fuel System Type | Mechanical High-Pressure Fuel Pump or Electronic Unit/Distribution Pump | Varies depending on the manufacturing batch (China II / China III emission stages) and market configurations. |
| Injector Type | Multi-hole Mechanical Injector Assembly (or Electronic Injector) | Simple and reliable structure; offers higher tolerance to low-quality/site-blended fuels. |
| System Voltage | 24 V System (12 V optional on some configurations) | Powerful heavy-duty starter motor ensures high cranking success rates in winter or freezing environments. |
Typical Applications & Partner Brands
| Parameter | Technical Specifications / Details | Remarks |
|---|---|---|
| Primary Matching Machinery | Rough-terrain Forklifts, All-terrain Forklifts, Small & Medium Wheel Loaders | Most widely utilized in 3-ton to 5-ton class 4WD rough-terrain forklifts. |
| Common Machinery Brands | Fukai, Shanyu, Ranger, ANTEY, NEO | Primarily utilized in highly cost-effective, rugged, and utility-driven construction equipment. |
Operation, Maintenance & Diagnostic Data
| Parameter | Technical Specifications / Details | Remarks |
|---|---|---|
| Core Wearable Seals | 4DHZY Specific Cylinder Head Gasket, Valve Cover Gasket, Full Overhaul Gasket Kit | Huge market population; original or aftermarket parts are extremely easy to purchase online or in parts markets. |
| Oil Change Interval | 250 - 300 working hours | Recommended to use CD, CF-4 class, or higher grade heavy-duty diesel engine oil for construction machinery. |
| Fuel Filtration Requirement | Traditional Spin-on Fuel Primary Filter + Secondary Filter | Regular draining of water and sediment trapped at the bottom of the filter is mandatory to protect the high-pressure pump plunger. |
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