HomeBelts and Cooling > Water Pump and Related ComponentsGates 42205BH Engine Water Pump
Part #: 42205BH

Gates 42205BH Engine Water Pump

Water Pump (Standard)
⚙️ 37 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Water Pump (Standard)
🚗Fitment: Mazda, 3, 3 Sport, 6, CX-3, CX-30, CX-5, and CX-50
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Reliable Cooling with Gates Water Pump 42205BH

The Gates Water Pump (Standard) 42205BH is engineered to maintain optimal engine temperature for Mazda vehicles. Designed specifically for models like the Mazda 3, Mazda 6, CX-3, CX-5, CX-30, and CX-50, this engine water pump ensures consistent coolant flow and engine protection.

Key Features of Gates Water Pump 42205BH

  • Housing made from durable cast aluminum for corrosion resistance
  • Plastic impeller with standard rotation for efficient coolant circulation
  • Includes back housing for secure installation
  • Accessory belt-driven water pump design
  • Comes with a rubber gasket to ensure a proper seal
  • Single outlet configuration
  • Does not include pulley or fan clutch
  • Thermostat and housing not included
  • Not timing belt driven

Detailed Description of the Gates Water Pump (Standard) 42205BH

This Gates Water Pump (Standard) 42205BH is built with a cast aluminum housing that offers strength and resistance to corrosion, extending the life of the cooling system component. The plastic impeller is designed with a standard rotation to provide consistent coolant flow through the engine, helping to prevent overheating. The pump is accessory belt-driven, which means it operates via the vehicle’s accessory belt system rather than the timing belt, simplifying replacement and maintenance. The inclusion of the back housing enhances the structural integrity of the pump assembly. This water pump is compatible with a range of Mazda models including the Mazda 3, Mazda 3 Sport, Mazda 6, CX-3, CX-5, CX-30, and CX-50, making it a suitable replacement part for these vehicles.

About the Gates Water Pump (Standard) Product Line

The Gates Water Pump (Standard) line focuses on delivering reliable, OEM-quality water pumps designed to meet the cooling system requirements of various vehicle makes and models. This product line emphasizes durable materials such as cast aluminum housings and engineered impellers to ensure consistent performance and longevity. The 42205BH model fits within this line by providing a balance of durability and compatibility for Mazda engines requiring accessory belt-driven water pumps.

Common Issues Addressed by This Water Pump

  • Engine overheating due to coolant circulation failure
  • Coolant leaks from worn or damaged water pump seals
  • Reduced engine performance caused by inefficient cooling
  • Noise or vibration from a failing water pump bearing
  • Preventative maintenance replacement to avoid breakdowns

Installation Notes and Tips

When installing the Gates Water Pump 42205BH, ensure the accessory belt is properly tensioned to avoid premature wear. Use the included rubber gasket to create a secure seal and prevent coolant leaks. Since the pulley and fan clutch are not included, verify the condition of these components before installation. This water pump is not timing belt driven, so timing belt removal is not necessary during replacement. Follow manufacturer torque specifications for mounting bolts to ensure proper fitment.

Quality Assurance and Warranty

Gates water pumps are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 42205BH model undergoes rigorous quality control testing to verify material integrity and functional reliability. While specific warranty details may vary, Gates typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandGates
Part Number42205BH
PositionWater Pump (Standard)
Pulley IncludedNo
Fan Clutch IncludedNo
Housing MaterialCast aluminum
Impeller MaterialPlastic
Impeller RotationStandard
Includes Back HousingYes
Water Pump Drive TypeAccessory belt
Outlet Quantity1
Thermostat And Housing IncludedNo
ContentsWater pump, rubber gasket
Timing Belt DrivenNo

This part fits 37 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025Mazda32.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2025Mazda3 Sport2.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2025MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2025MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2025MazdaCX-502.5LL4GASN/AWater Pump (Standard)
2024Mazda32.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2024Mazda3 Sport2.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2024MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2024MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2024MazdaCX-502.5LL4GASN/AWater Pump (Standard)
2023Mazda32.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2023Mazda3 Sport2.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2023MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2023MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2023MazdaCX-502.5LL4GASN/AWater Pump (Standard)
2022Mazda32.0LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2022MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2022MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2021Mazda32.0LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2021Mazda3 Sport2.0LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2021Mazda62.5LL4GASN/AWater Pump (Standard)
2021MazdaCX-32.0LL4GASN/AWater Pump (Standard)
2021MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2021MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2020Mazda32.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2020Mazda3 Sport2.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2020Mazda62.5LL4GASN/AWater Pump (Standard)
2020MazdaCX-32.0LL4GASN/AWater Pump (Standard)
2020MazdaCX-302.5LL4GASN/AWater Pump (Standard)
2020MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2019Mazda32.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2019Mazda3 Sport2.5LL4GASN/AModels made in Mexico.; Water Pump (Standard)
2019Mazda62.5LL4GASN/AWater Pump (Standard)
2019MazdaCX-32.0LL4GASN/AWater Pump (Standard)
2019MazdaCX-52.5LL4GASN/AWater Pump (Standard)
2018Mazda62.5LL4GASN/AWater Pump (Standard)
2018MazdaCX-52.5LL4GASN/AWater Pump (Standard)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

145-258042205BH942205BHP5PW15010AP5PW15010BP5PW15010CPYFA-15-010DPYFA15010BPYFA15010C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.