POMPE À EAU COMPLÈTE
The water pump is a critical component of the engine cooling system, responsible for circulating coolant throughout the engine block, cylinder heads, radiator, and heater core. This Nissan/Infiniti water pump kit (B1010JK00C) is a chain-driven design specifically engineered for VQ35DE and VQ40DE V6 engines.
Unlike belt-driven water pumps, this unit is driven by the engine’s timing chain, which means it operates inside the front timing cover and is lubricated by engine oil. The pump features a metal impeller that creates centrifugal force to push coolant through the cooling passages. As the timing chain rotates the pump shaft, the impeller blades generate pressure that circulates coolant from the engine block through the thermostat housing and into the radiator for heat dissipation.
The pump integrates with the engine’s cooling circuit and works in coordination with the thermostat, radiator, and ECU-controlled cooling fans to maintain optimal operating temperature. When the water pump fails, coolant circulation stops, causing rapid engine overheating and potential catastrophic damage including warped cylinder heads, blown head gaskets, or complete engine seizure.
This replacement kit includes the complete water pump assembly with O-ring gaskets for the engine block and backplate mounting surfaces, ensuring a leak-free installation.
Common Failure Symptoms
Diagnostic Trouble Codes
| Parameter | Value |
|---|---|
| Net Weight | 0.75 kg |
| Country of Origin | China |
| Brand Compatibility | Nissan / Infiniti OEM Replacement |
| HS Code (International) | 8413.30.90 — Fuel, lubricating or cooling medium pumps for internal combustion piston engines |
| EAEU Customs Code | 8413 30 900 0 — Other pumps for liquids |
This classification applies to automotive cooling system pumps exported from China. Importers should verify current tariff rates and regulations in their destination country. Product meets OEM specifications for direct replacement applications.
The following vehicle applications are based on verified OEM cross-reference numbers. Compatibility covers V6 engines with VQ35DE and VQ40DE engine codes.
| Brand | Model | Years | Engine | Key OEM Ref. |
|---|---|---|---|---|
| Nissan | 350Z | 2003–2006 | 3.5L V6 VQ35DE | 21010AL527 |
| Nissan | 370Z | 2009–2013 | 3.7L V6 VQ37VHR | 210107Y025 |
| Nissan | Altima | 2002–2006 | 3.5L V6 VQ35DE | 21010AL527 |
| Nissan | Frontier | 2005–2019 | 4.0L V6 VQ40DE | B1010JK00C |
| Nissan | GT-R | 2009–2014 | 3.8L V6 VR38DETT | 210107Y025 |
| Nissan | Maxima | 2002–2008 | 3.5L V6 VQ35DE | 21010AL527 |
| Nissan | Murano | 2003–2007 | 3.5L V6 VQ35DE | 21010AL527 |
| Nissan | NV1500 | 2012–2020 | 4.0L V6 VQ40DE | B1010JK00C |
| Nissan | NV2500 | 2012–2020 | 4.0L V6 VQ40DE | B1010JK00C |
| Nissan | NV3500 | 2012–2020 | 4.0L V6 VQ40DE | B1010JK00C |
| Nissan | Pathfinder | 2005–2012 | 4.0L V6 VQ40DE | B1010JK00C |
| Nissan | Quest | 2004–2009 | 3.5L V6 VQ35DE | 21010AL527 |
| Nissan | Xterra | 2005–2015 | 4.0L V6 VQ40DE | B1010JK00C |
| Infiniti | EX35 | 2008–2012 | 3.5L V6 VQ35HR | 210107Y025 |
| Infiniti | FX35 | 2003–2013 | 3.5L V6 VQ35DE/VQ35HR | 21010AL527 |
| Infiniti | FX37 | 2013 | 3.7L V6 VQ37VHR | B1010JK00C |
| Infiniti | G25 | 2011–2012 | 2.5L V6 | B1010JK00C |
| Infiniti | G35 | 2003–2008 | 3.5L V6 VQ35DE/VQ35HR | 21010AL527 |
| Infiniti | G37 | 2008–2013 | 3.7L V6 VQ37VHR | 210107Y025 |
| Infiniti | I35 | 2002–2004 | 3.5L V6 VQ35DE | 21010AL527 |
| Infiniti | JX35 | 2013 | 3.5L V6 | B1010JK00C |
| Infiniti | M35 | 2006–2010 | 3.5L V6 VQ35DE/VQ35HR | 21010AL527 |
| Infiniti | M35H | 2012–2013 | 3.5L V6 Hybrid VQ37VHR | 210107Y025 |
| Infiniti | M37 | 2011–2013 | 3.7L V6 VQ37VHR | 210107Y025 |
| Infiniti | QX60 | 2014–2016 | 3.5L V6 | B1010JK00C |
| Miles | Aftermarket | Universal | Compatible Engines | AN21375 |
Difficulty Level: Advanced — Requires timing chain removal and precise reassembly. Book time: 2.5–3.5 hours depending on engine layout and accessibility.
Required Tools & Materials
- Socket set (10mm, 12mm, 14mm)
- Torque wrench (5–100 ft-lbs range)
- Timing chain holding tools or camshaft locking pins
- Clean shop towels and parts cleaner
- New coolant (Nissan-spec or compatible long-life coolant)
- O-ring gaskets (included in kit)
- Thread locker (medium strength)
Step-by-Step Installation Procedure
Critical Reminders
- Do not reuse O-ring gaskets — always install new seals provided in kit
- Timing alignment is critical — verify marks before and after reassembly
- Torque sequence matters — use star pattern to prevent warping
- Clear diagnostic codes after installation if any overheating codes were present
- Inspect timing chain tensioners and guides while cover is off — replace if worn
- Use only Nissan-approved coolant or compatible Asian-vehicle long-life formula
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| Marque | OEM | |
|---|---|---|
| NISSAN/INFINITI | B1010JK00C | Voir les offres |
| NISSAN/INFINITI | 210107Y025 | Voir les offres |
| MILES | AN21375 | Voir les offres |
| MILES | AN21375PRO | Voir les offres |
| NISSAN/INFINITI | 21010AL527 | Voir les offres |