Weichai Piston Kit WP12 612630020024
Model: WP12
Part Number: 612630020024
Brands: Weichai Power
DESCRIPTION
Looking for weichai piston kit wp12 612630020024? EPID supplies OEM-quality piston & components for Weichai diesel engines. See real photos and confirm the part number before ordering. If you are not sure about the part number, send your engine serial number, nameplate or photos through WhatsApp or the contact form, and our team confirms fitment before shipping. Weichai parts are kept in stock for fast export delivery worldwide.
FEATURES AND ADVANTAGES OF EPID PISTON
The diesel engine piston is a key component of the engine, it mainly plays the following important role.
In the working cycle of a diesel engine, the top of the piston is directly exposed to the pressure of high temperature and high-pressure gases generated by combustion in the combustion chamber. This pressure can be as high as several megapascals (MPa), the piston must be able to withstand this enormous force and will be converted into the crankshaft rotation power. If the piston is not strong enough, it will be deformed or even ruptured under high pressure, resulting in engine failure.
The piston is connected to the connecting rod through the piston pin. When the piston moves downward under gas pressure, it transfers the force to the connecting rod. The connecting rod then transmits the force to the crankshaft, causing the crankshaft to rotate. The rotational motion of the crankshaft is the key to the engine’s power output. The reciprocating motion of the piston and the connecting rod and crankshaft work together like a delicate mechanical transmission system to convert the linear power generated by combustion into rotary power to drive the vehicle forward or drive other equipment.
The bottom of the piston the piston ring and the cylinder wall closely match and play the role of sealing the combustion chamber. The piston ring has a gas ring and an oil ring. The gas ring is mainly used to seal the high-temperature and high-pressure gas in the combustion chamber to prevent gas leakage into the crankcase. The main role of the oil ring is to scrape the excess oil on the cylinder wall, but also to assist the gas ring in sealing.
As mentioned earlier, the oil ring can scrape off the excess oil on the cylinder wall during the working process of the piston and make it flow back to the oil sump. This can effectively control the consumption of oil to ensure that the engine works within the normal range of oil.
DETAILED PICTURE
Q&A
Weichai: WD615, WD618, WD10, WD12, 226B, RA428, WP4, WP4.1, WP4.1N, WP4.6N, WP6, WP6H, WP7, WP7H, WP8, WP9, WP9H, WP10, WP10H, WP10.5H, WP11H, WP12, WP13, WP13H, WP14T, WP15T, WP15H, WP17, WP17T, etc.
Baudouin: 4M06, 4M08, 4M10, 4M12, 6M11, 6M12, 6M16, 6M19, 6M21, 6M26, 6M33, 8M33, 12M26, 12M33, 12M55, 16M33, 16M55, 20M33, etc.
Cummins: ISB, QSB5.9, ISDE, QSB6.7, ISF2.8, ISF3.8, ISF4.5, QSC, ISC, CT10, ISM11, QSM11, ISG11, X12, X13, X15, N14, NT855, K19, K38, K50, ISZ.
Caterpillar: C7, C9, C10, C12, C13, C15, C16, C18, C27, 320C, 3408, 3512, 3508, 3516, 3176B, C4.4, C6.6, C9.3, C3412/C32, 3306, C3.4/3044 3064/3066, 3500, 3100, 3126, 320D, D3408, D3412, 3204/3208, 3116/3114, 3412, 3600, 3126, 3046, 3024, 3054/3056/3034, 3406E, 3660, D353, 3306/3304, D342.
Sinotruk: WD615, WP10, MC05, MC07, MC11, MC13, D10, D12, MT11, MT13.
FAW Xichai: CA4DF2, CA4DLD-18E5, CA6DM3-50E5, CA6DM3-50E6, CA6DL1-31, CA6DL1-32E3, CA6DL2-35E4, CA6DM2-46E52, CA6DM2-39E3, CA6DL2-35E4.
Yuchai: YC4A, YC4D, YC4E, YC4F, YC6A, YC6B, YC6C, YC6L, YC6T, YC6M, YC6K, YC6F, YC8C, YC12, YC15, YC16, YCA, YCM, YCF, YCD, YCK, YCS, YCY, MV, MTU4000, YC1115M.
Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
EXW, FOB, CFR, CIF, DDU.
Generally, it will take 7 to 15 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
1. We keep good quality and competitive repair kit prices to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
SEND MESSAGE
Why Buy from EPID
- OEM-quality manufacturing – parts built to engine-maker specifications and quality-checked before shipment.
- Export-ready packaging and documents – commercial invoice, packing list and certificate of origin included.
- Fast quotes and support – send your engine serial number or part number and get a reply within 24 hours.
Contact us or message us on WhatsApp for a quotation.
Weichai Engine Specifications
| Model | Cylinders | Bore x Stroke (mm) | Displacement (L) | Power Range |
|---|---|---|---|---|
| WD615 | 6 inline | 126 x 130 | 9.726 | 197-420 hp |
| WP10 | 6 inline | 126 x 130 | 9.726 | 270-375 hp |
| WP12 | 6 inline | 126 x 155 | 11.596 | 340-460 hp |
| WD618 | 6 inline | 126 x 155 | 11.596 | 300-400 hp (marine) |
Specifications 612630020024
| Part Number | 612630020024 |
|---|---|
| Engine Model | WP12 |
| Brand | Weichai |
| Category | Weichai Piston & Components |
| Condition | New |
| Warranty | 12 months |
| Minimum Order Quantity | 1 piece |
| Lead Time | 7-15 working days |
| Payment Terms | T/T, L/C, Western Union |
| Export Packing | Carton with foam, wooden crate for heavy items |
Compatible Engines
This Weichai Piston Kit WP12 612630020024 is used on the WP12 diesel engine. If your engine serial number differs, send it to us and we will cross-check the part number before you order.
Frequently Asked Questions
- What engine does the 612630020024 fit?
- The Weichai 612630020024 is designed for the Weichai WP12 diesel engine. If your engine serial number differs, send it to us and we will confirm compatibility before you order.
- Is the 612630020024 OEM or aftermarket?
- The 612630020024 is manufactured to OEM specifications and quality-checked before shipment, giving OEM-level reliability at a better price than dealer parts.
- What is the minimum order quantity for the 612630020024?
- MOQ is 1 piece for the 612630020024. Mixed orders with other parts are welcome.
- How long is the lead time and do you ship worldwide?
- Lead time is 7-15 working days after payment. We ship worldwide by express, air and sea freight with full export documentation.
- How do I get a price for the 612630020024?
- Send the part number 612630020024 and your required quantity through the contact form or WhatsApp, and our team replies with a quotation within 24 hours.
Other Weichai Piston & Components Parts for the Same Engine Model
Customers who bought 612630020024 also asked for these parts from the same Weichai range:
- Weichai WP13 Piston Ring Set 612700020061A
- Weichai WP13 Piston 612700020016
- Weichai WP13 Piston 1004536413
- Weichai WP13 Piston 1003229666
- Weichai WP13 Piston 1001189271
- Weichai WP13 Piston 1000578290
- Weichai WP13 Piston 1000184900
- Weichai WP6 Piston Ring 13026702
How to Order
Send us the part number 612630020024 together with your engine serial number or model. We confirm fitment, availability and price within 24 hours.
What to check before replacing a WP12 piston
Pistons in WP12 engines fail in predictable ways. Before ordering, check the following: crown erosion from injector spray pattern faults, ring groove wear on the top groove, skirt scuffing from overheating or poor lubrication, and pin bore clearance. If the bore is scored, the liner must be replaced together with the piston — fitting a new piston into a worn liner causes piston slap and rapid ring failure.
Our WP12 pistons are supplied complete with pin and circlips where the original design requires them. We match ring grooves to the OEM configuration so your existing ring set can be reused if it is still within tolerance.
