Efficient engine cooling is paramount for heavy-duty performance and longevity. The 082V066110131 Fan Flange(E103) from HOWO is engineered to provide a rock-solid mounting interface for the cooling fan, ensuring optimal belt alignment and vibration-free operation. As a vital Howo/Sitrak truck parts component, this fan flange is precision-machined from high-strength ductile iron, featuring a balanced design that minimizes runout and extends fan hub bearing life. Its precise pilot diameter and bolt pattern guarantee a perfect fit on the water pump or fan drive shaft, delivering consistent cooling airflow even under extreme loads. Whether you are overhauling a cooling system or replacing a worn flange, the 082V066110131 ensures reliable fan engagement, reduced noise, and enhanced engine protection – making it the definitive choice for professional workshops and fleet maintenance programs globally.
The 082V066110131 Fan Flange(E103) serves as the essential mechanical link between the engine’s accessory drive and the cooling fan. Its primary function is to transmit rotational torque from the water pump or idler pulley to the fan hub, while maintaining precise concentricity. Any deviation in the flange’s geometry leads to fan wobble, belt wear, and premature bearing failure – all of which compromise engine cooling efficiency. HOWO has designed this flange with an optimized ribbed structure and hardened mounting surfaces, ensuring it remains true even after thousands of thermal cycles. The result is a stable, quiet fan operation that keeps coolant temperatures within ideal ranges, preventing overheating and potential engine damage. The 082V066110131 is a small component with a massive impact on your truck’s reliability.
Balanced Spin
Zero Wobble
Cooling Stability
Optimal Temp
OEM Grade
Genuine HOWO
Durable Iron
Corrosion Resistant
Accurate engineering data ensures proper selection and installation. The 082V066110131 is manufactured to stringent OEM dimensions, guaranteeing a seamless fit for your HOWO cooling system.
| Parameter | Specification | Detail |
|---|---|---|
| OEM Number | 082V066110131 | Exact Match |
| Part Name | Fan Flange(E103) | HOWO Genuine |
| Brand | HOWO | Original Equipment |
| Application | HOWO T7H / A7 / MC Engines | Water Pump / Fan Drive |
| Material | Ductile Iron (GGG40) | High Strength |
| Bolt Hole Pattern | 4 x M10 on 85mm PCD | Precision Drilled |
| Pilot Diameter | 45 mm | Ground Finish |
| Surface Treatment | Black Oxide | Corrosion Resistant |
| Warranty | 12 Months | Manufacturer Guarantee |
The 082V066110131 Fan Flange(E103) is produced using a sophisticated casting and machining process. The ductile iron base material offers exceptional strength and damping capacity, effectively absorbing vibrational energy from the fan assembly. After casting, the flange is annealed to relieve internal stresses, then CNC-machined to achieve tight tolerances on the pilot diameter, bolt hole positions, and face flatness. The mounting face is ground to a mirror finish to ensure perfect contact with the fan hub, eliminating any rocking motion.
Furthermore, the flange features a keyway or spline interface (depending on application) that is broached to exact standards, ensuring a positive drive without backlash. Each 082V066110131 is dynamically balanced to G6.3 grade, guaranteeing that the rotating assembly remains vibration-free at all operating speeds. This meticulous attention to detail translates into a fan flange that delivers silent, efficient cooling performance over millions of miles, significantly reducing the stress on water pump bearings and the fan belt.
The 082V066110131 is specifically designed for HOWO heavy-duty trucks equipped with MC11 and MC13 engine families, commonly found in T7H, A7, and similar chassis. It is directly mounted onto the water pump shaft or a fan drive idler, and is compatible with both viscous and direct-drive fan clutches. Its dimensions match the original factory part, ensuring a straightforward replacement with no adapters or modifications.
This flange is also suitable for certain Sinotruk models sharing the same cooling system layout. To confirm fitment, always cross-reference the OEM number on your existing flange with 082V066110131. If they match, this component will integrate seamlessly. Keeping this flange in your spare parts inventory allows for rapid repairs during cooling system overhauls, minimizing downtime and preventing costly engine overheating incidents.
HOWO T7H
Primary Fitment
HOWO A7
Also Compatible
Water Pump Mount
Common Use
Direct Replacement
No Modification
Upgrading to the 082V066110131 Fan Flange(E103) yields measurable improvements in cooling system reliability. The precise pilot and balanced design reduce fan hub runout to less than 0.05 mm, which eliminates the cyclical loading that causes premature bearing wear. This translates to a quieter fan operation, especially at high RPM, and extends the service life of both the fan clutch and the water pump.
Additionally, the flange’s robust construction ensures that the fan remains securely attached, even under severe shock loads from rough terrain. This reduces the risk of fan blade separation – a catastrophic failure that can damage the radiator and hood. By maintaining optimal fan alignment, the 082V066110131 ensures that maximum airflow is directed through the radiator core, improving heat rejection and keeping engine temperatures stable. Fleet operators will notice fewer cooling-related breakdowns and lower overall maintenance costs.
Installing the 082V066110131 Fan Flange(E103) is a routine procedure. Begin by disconnecting the battery and removing the fan belt and fan assembly. Clean the water pump shaft and the flange mounting surface thoroughly, removing any rust, old sealant, or debris.
Slide the new flange onto the shaft, ensuring that the key or spline aligns correctly. Apply a light coat of anti-seize compound to the shaft to facilitate future removal. Install and torque the retaining bolt or nut to the manufacturer’s specified value using a torque wrench. Reattach the fan and belt, adjusting tension as required. After installation, run the engine and observe the fan for any wobble or unusual noise. Re-torque the retaining fastener after the first heat cycle to account for thermal expansion. With correct installation, the 082V066110131 will provide years of trouble-free service.
Pro Tip: Always inspect the fan hub bearing and the water pump shaft for wear when replacing the flange. If there is any axial play or roughness, replace the affected components simultaneously to ensure a complete, reliable repair. The 082V066110131 works best with a healthy cooling system.
Genuine HOWO components are engineered to the highest standards, and the 082V066110131 Fan Flange(E103) is no exception. Aftermarket flanges often use lower-grade cast iron or inaccurate machining, leading to poor fit, imbalance, and early failure. HOWO’s flange is manufactured using the same tooling and quality controls as the original equipment, guaranteeing a perfect fit and consistent performance.
By choosing the 082V066110131, you benefit from HOWO’s extensive research and validation, which includes rigorous fatigue testing and thermal cycling trials. This ensures that the flange can withstand the extreme conditions of heavy-duty trucking. Moreover, genuine parts are backed by a comprehensive warranty and supported by a global network, giving you confidence in your purchase and long-term reliability.
OEM Authentic
Factory Quality
Long Service
Extended Life
Global Standard
Trusted Worldwide
Q: Which engines use the 082V066110131?
A: This flange is designed for HOWO MC11 and MC13 engines, typically found in T7H and A7 series trucks.
Q: Is this flange compatible with viscous fan clutches?
A: Yes, the 082V066110131 works with both viscous and direct-drive fan clutches, as it provides the standard mounting interface.
Q: What material is used?
A: It is manufactured from high-grade ductile iron (GGG40) with a black oxide coating for corrosion resistance.
Q: How can I verify fitment?
A: Compare the OEM number on your existing flange with 082V066110131. A match confirms compatibility. You may also consult your vehicle’s parts manual.
Order your 082V066110131 Fan Flange(E103) today! Explore our complete inventory of genuine HOWO and Sinotruk parts at Howo/Sitrak truck parts and keep your cooling system operating at peak efficiency.
The 082V066110131 Fan Flange(E103) from HOWO is a testament to precision engineering and robust construction. By choosing this genuine component, you ensure that your engine’s cooling fan operates smoothly, quietly, and reliably – protecting your investment and preventing costly overheating. Whether you are a professional mechanic or a fleet manager, this flange offers the durability and performance required for modern heavy-duty diesel engines. Trust HOWO – the benchmark for excellence in heavy-duty truck components – and experience the difference that genuine quality makes.
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