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| Specification | Details |
|---|---|
| Engine Model | YC4S140-48(S56D1) |
| Rated Power | 140 HP (103 kW) |
| Rated Torque | 450 N·m @ 1400-1800 rpm |
| Emission Standard | Euro IV / China IV |
| Application Field | Heavy-duty trucks, 7-7.5m buses, 3.8-8t light-duty trucks, construction machinery |
| Core Advantages | Low fuel consumption (≤198g/kW·h), strong reliability, -30℃ cold start capability |
100% compatible with Yuchai YC4S140-48(S56D1) 3.8L turbocharged diesel engines. Tailored for low-noise and fuel-efficient designs.
Covers cylinder blocks, pistons, crankshafts, injection pumps, turbochargers, EGR, oil pumps, and ECU modules.
Adheres to original technical standards. High-strength materials with 18-month or 150,000km warranty support.
Provide your engine production batch or part number for precise selection and to restore fuel efficiency.
| No. | Part No. | Name | Qty. | Remark |
|---|---|---|---|---|
| 1 | Q61903 | Screw plug NPT 3/8 | 2 | |
| 2 | Q1840835 | Bolt M8×35 | 5 | |
| 3 | Q1840840 | Bolt M8×40 | 1 | |
| 4 | YC209-C070090FR | Oil seal 70×90 | 1 | Easy Wear Part |
| 6 | S2000-1011100A | Engine oil pump part | 1 | |
| 9 | YC208-B02240F | O ring 2.65x22.4 | 1 | Easy Wear Part |
| No. | Part No. | Name | Qty. | Remark |
|---|---|---|---|---|
| 1 | 186-1012000B | Oil filter | 1 | Routine Maintenance |
| No. | Part No. | Name | Qty. | Remark |
|---|---|---|---|---|
| 5 | S2000-1013043 | Joint | 1 | |
| 9 | YC208-B05450F | O ring 2.65X54.5 | 1 | |
| 15 | S2000-1013106B | Cooler Cover gasket | 1 |
| No. | Part No. | Name | Qty. | Remark |
|---|---|---|---|---|
| 2 | SA000-1014100 | Centrifugal Oil-Gas Separator | 1 | |
| 4 | SA000-1014025 | Oil return pipe | 1 | |
| 8 | SA000-1002814 | Connecting hose | 1 |
| No. | Part No. | Name | Qty. | Remark |
|---|---|---|---|---|
| 1 | SA000-1008105 | Intake pipe washer | 1 | Easy Wear Part |
| 2 | SA000-1015050 | Pre-heating part | 1 | Cold Start Enhancement |
| MOQ | 1 Piece |
| Packaging | Customizable wooden crates or heavy-duty cartons |
| Delivery Time | 3-20 working days (Express via DHL/FedEx; Sea freight for bulk) |
| Payment Methods | L/C, T/T, Western Union |
| After-Sales | 24-hour technical support and global service network |
