Essential WEICHAI Engine Parts: A Guide to Fuel, Exhaust, and Oil System Components
At Guangzhou Suifang Auto Parts Co., Ltd., we are committed to providing top-quality spare parts for a wide range of vehicles, with a special focus on WEICHAI engines. A well-maintained engine is the heart of any vehicle, and using the right parts is crucial for its longevity, efficiency, and reliability. This guide delves into some of the most critical components for WEICHAI engines, including fuel filters, exhaust pipes, and oil pan assemblies. Understanding the function and importance of these parts can help you ensure your engine runs smoothly and performs at its best.
Fuel, exhaust, and oil systems are fundamental to an engine's operation. The fuel system delivers clean fuel for combustion, the exhaust system safely vents gases, and the oil system lubricates and cools the engine's internal components. Each part, from a simple gasket to a complex assembly, plays a vital role. Using genuine or high-quality aftermarket parts is essential to prevent costly breakdowns and maintain optimal performance.

Categorized WEICHAI Engine Components and Part Numbers
To make it easier to find the right part, we have categorized a selection of our WEICHAI engine components. Below is a detailed table of fuel filters, exhaust parts, and oil system components, along with their respective part numbers.
| No. | Part Number | Description | Application |
|---|---|---|---|
| Fuel System Components | |||
| 1 | Z20140022 | Fuel Filter | WEICHAI ENGINE |
| 2 | Z20140021 | Fuel filter bracket | WEICHAI ENGINE |
| 3 | Z20140019 | Fuel filter bracket | WEICHAI ENGINE |
| 4 | Z20140017 | Hollow bolts | WEICHAI ENGINE |
| 5 | Z20140015 | Fuel Coarse Filter | WEICHAI ENGINE |
| 6 | Z20140014 | Fuel Filter | WEICHAI ENGINE |
| 7 | Z20140013 | Fuel filter assembly | WEICHAI ENGINE |
| 8 | Z20140011 | Fuel filter assembly | WEICHAI ENGINE |
| 9 | Z20140010 | Fuel Coarse Filter | WEICHAI ENGINE |
| 10 | Z20140009 | Fuel Filter | WEICHAI ENGINE |
| 11 | Z20140004 | Fuel filter element | WEICHAI ENGINE |
| 12 | Z20140003 | Fuel filter assembly | WEICHAI ENGINE |
| Exhaust System Components | |||
| 13 | Z20120028 | Exhaust pipe | WEICHAI ENGINE |
| 14 | Z20120024 | Exhaust pipe | WEICHAI ENGINE |
| 15 | Z20120016 | Hexagonal flange nut | WEICHAI ENGINE |
| 16 | Z20120015 | Exhaust pipe lining | WEICHAI ENGINE |
| 17 | Z20120013 | Exhaust pipe gasket | WEICHAI ENGINE |
| 18 | Z20120004 | Exhaust pipe bend assembly | WEICHAI ENGINE |
| Oil System Components | |||
| 19 | Z20110087 | Oil pan | WEICHAI ENGINE |
| 20 | Z20110083 | Oil pan | WEICHAI ENGINE |
| 21 | Z20110082 | Oil pan sealing gasket | WEICHAI ENGINE |
| 22 | Z20110080 | Oil pan frame | WEICHAI ENGINE |
| 23 | Z20110071 | Oil pan | WEICHAI ENGINE |
| 24 | Z20110063 | Oil pan | WEICHAI ENGINE |
| 25 | Z20110058 | Oil pan | WEICHAI ENGINE |
| 26 | Z20110056 | Oil pan | WEICHAI ENGINE |
| 27 | Z20110047 | Oil pan | WEICHAI ENGINE |
| 28 | Z20110045 | Hexagonal magnetic screw plug | WEICHAI ENGINE |
| 29 | Z20110043 | Hexagonal screw plug | WEICHAI ENGINE |
| 30 | Z20110042 | Oil temperature sensor conversion connector | WEICHAI ENGINE |
| 31 | Z20110036 | Oil pan sealing gasket | WEICHAI ENGINE |
| 32 | Z20110035 | Gaskets | WEICHAI ENGINE |
| 33 | Z20110031 | Filter Set Component | WEICHAI ENGINE |
| 34 | Z20110026 | Oil pan | WEICHAI ENGINE |
| 35 | Z20110025 | Engine oil filter | WEICHAI ENGINE |
| 36 | Z20110024 | Cover | WEICHAI ENGINE |
| 37 | Z20110023 | Oil pan | WEICHAI ENGINE |
| 38 | Z20110022 | Oil ruler | WEICHAI ENGINE |
| 39 | Z20110021 | Dipstick tube | WEICHAI ENGINE |
| 40 | Z20110020 | Engine oil filter | WEICHAI ENGINE |
| 41 | Z20110019 | Oil pan | WEICHAI ENGINE |
| 42 | Z20110017 | Oil pan | WEICHAI ENGINE |
| 43 | Z20110013 | Speed sensor bracket | WEICHAI ENGINE |
| 44 | Z20110012 | Oil pan | WEICHAI ENGINE |
| 45 | Z20110011 | Oil pan frame | WEICHAI ENGINE |
| 46 | Z20110008 | Filter Set Component | WEICHAI ENGINE |
| 47 | Z20110006 | Engine oil filter | WEICHAI ENGINE |
The Importance of Quality Parts
As shown in the table, many of the components are critical for the proper functioning of the engine. A faulty fuel filter (Z20140022, Z20140014) can lead to poor engine performance, reduced fuel efficiency, and even damage to fuel injectors. Similarly, a leaking oil pan (Z20110087, Z20110063) or a clogged engine oil filter (Z20110025) can cause severe engine damage due to insufficient lubrication. Choosing a high-quality exhaust pipe (Z20120028) and its related gaskets ensures that exhaust gases are properly managed, which is essential for both engine performance and environmental regulations.
We understand the nuances of WEICHAI engines and stock a comprehensive range of components designed to meet or exceed OEM specifications. Our commitment to quality ensures that every part you purchase from us, whether it's an oil pan sealing gasket (Z20110082) or a fuel filter assembly (Z20140013), will provide a perfect fit and reliable performance. By using the right components, you can extend the lifespan of your engine, improve its efficiency, and reduce the total cost of ownership.
Guangzhou Suifang Auto Parts Co., Ltd. is your trusted partner for all your WEICHAI engine part needs. We are dedicated to delivering not only superior products but also the knowledge and support you need to make the best choices for your vehicle.
