andy@partscummins.com
+86 19924579082
Product Overview:
This universal cross‑platform replacement water pump fits legacy 6CTA8.3 high‑power and new‑generation ISC8.3/QSC8.3 engines. Upgraded in bearing structure and mechanical seal, it targets long‑term high‑load, high‑temperature scenarios for construction machinery and stationary generator sets. It delivers stable, efficient coolant flow to resolve original‑pump overheating and leakage issues, boosting cooling‑system durability and reliability. Supplied with OEM‑match gaskets for direct bolt‑on installation with no modifications required.
Specification:
| Item | Specification |
|---|---|
| Part No | 4309418 |
| Supersession History | 3286293 → 3973114 → 3800974 → 4309418 (Latest Upgrade Version) |
| Interchangeable PN | 4089647, 3940052, 3804927, 4376359 |
| Compatible Engines | Cummins 6CTA8.3, ISC8.3, QSC8.3 |
| Horsepower Range | 240‑330 HP (179‑246 kW) |
| Product Type | Long‑nose water pump kit, come with mounting gasket |
| Material | Heavy‑duty cast iron housing, reinforced impeller, upgraded high‑temperature mechanical seal and bearing |
| Net Weight | 3.5 kg |
| Gross Weight | 3.7 kg |
| Package Dimension | 18cm ×16cm ×17cm |
✔️ Latest Factory‑Upgraded Design: Supersedes 3800974 with optimized internal bearings & seals for improved anti‑fatigue performance under prolonged heavy‑load continuous operation
✔️ Pre‑packaged Complete Kit: Comes with mating mounting gasket for direct, fast installation without extra accessory purchases
✔️ Heavy‑Duty Durability: Precision cast‑iron housing delivers high pressure & heat resistance; reinforced impeller guarantees steady water flow and reliable cooling
Application:
✅Equipment Application: Excavators, wheel loaders, road rollers, land-based diesel generator sets, heavy-duty passenger coaches, special construction machinery
Why Choose Us？
✅100% Genuine Parts: Directly supplied by DCEC with official certification
✅Wholesale Discounts: Tiered pricing for bulk orders and long-term cooperation
✅Professional Support: Free technical guidance from certified engineers
✅Fast Global Delivery: 24h dispatch, worldwide shipping in 3-15days
FAQ
Q: Can 4309418 replace 3800974 directly?
A: Yes. 4309418 is the official upgraded replacement of 3800974, with exactly the same installation size, which can be directly bolted on without modification.
Q: Can this pump replace short nose 3966841?
A: No. 4309418 is long-nose type while 3966841 is short-nose type. The shaft length and pulley installation structure are completely different, not interchangeable.
Q: Does this water pump suitable for marine engines?
A: No. This is a land-based dedicated water pump. Marine engines need to use professional anti-corrosion marine water pump.
Name: Andy
Mobile：+86 19924579082
Tel：+86 19924579082
Whatsapp：8619924579082
Email：andy@partscummins.com
Add：5F, Block 4, Next Industrial Park, 136 Zhongkang Road, Futian Dist, Shenzhen
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