HomeBelts and Cooling > Water Pump and Related ComponentsGates 42166 Engine Water Pump
Part #: 42166

Gates 42166 Engine Water Pump

Water Pump (Standard)
⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Water Pump (Standard)
🚗Fitment: Dodge and Mitsubishi, Colt, Eclipse, Expo, Expo LRV, and Galant
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Cooling with Gates Water Pump (Standard) 42166

The Gates Water Pump (Standard) 42166 is engineered to maintain optimal engine temperature for Dodge and Mitsubishi vehicles. Designed specifically for models like the Dodge Colt and Mitsubishi Eclipse, this engine water pump ensures consistent coolant flow and reliable performance.

Key Features of Gates Water Pump 42166

  • Durable cast aluminum housing for long-lasting strength
  • Stamped steel impeller with standard rotation for efficient coolant circulation
  • Includes water pump, gasket, and o-ring for proper sealing
  • Accessory belt drive style compatible with specified vehicles
  • Single outlet design tailored for precise fitment

Detailed Product Description

The Gates Water Pump (Standard) 42166 is a precision-engineered engine water pump designed to meet the cooling system requirements of select Dodge and Mitsubishi models, including the Colt, Eclipse, Expo, Expo LRV, and Galant. Its cast aluminum housing provides a lightweight yet robust structure that resists corrosion and heat damage. The stamped steel impeller rotates in a standard direction, ensuring effective coolant flow through the engine block to prevent overheating. This water pump is driven by the accessory belt, making it compatible with vehicles that do not use timing belt-driven water pumps. The package includes the water pump itself, along with a gasket and o-ring to ensure a secure and leak-free installation.

About the Gates Water Pump (Standard) Product Line

The Gates Water Pump (Standard) line offers reliable replacement water pumps designed to meet OEM specifications for a variety of vehicles. This product line focuses on delivering durable components with quality materials such as cast aluminum housings and stamped steel impellers. The 42166 model fits within this line by providing a standard rotation impeller and accessory belt drive compatibility, making it suitable for common Dodge and Mitsubishi applications.

Common Applications and Issues Addressed

  • Replacement for failing or leaking water pumps in Dodge Colt and Mitsubishi Eclipse
  • Resolves engine overheating caused by inefficient coolant circulation
  • Addresses coolant leaks due to worn gaskets or seals
  • Prevents engine damage from water pump impeller failure
  • Suitable for vehicles requiring accessory belt-driven water pumps

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove the old water pump carefully to avoid damaging the mounting surface. Clean the gasket surface thoroughly before installing the new gasket and water pump. Verify the accessory belt is in good condition and properly tensioned after installation. This water pump does not include a pulley or fan clutch, so reuse existing components if applicable.

Quality Assurance and Warranty

Gates water pumps are manufactured to meet strict quality standards, using durable materials like cast aluminum and stamped steel. While specific warranty details for part number 42166 should be confirmed with the supplier, Gates typically offers coverage against defects in materials and workmanship to ensure reliable performance.

BrandGates
Part Number42166
PositionWater Pump (Standard)
Housing MaterialCast aluminum
Impeller MaterialStamped steel
Impeller RotationStandard
Includes Back HousingNo
Outlet Quantity1
Thermostat And Housing IncludedNo
ContentsWater pump, gasket, o-ring
Drive StyleAccessory belt
Fan Clutch IncludedNo
Pulley IncludedNo
Timing Belt DrivenNo

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1999MitsubishiEclipse2.0LL4GASN/AWater Pump (Standard)
1999MitsubishiEclipse2.4LL4GASN/AWater Pump (Standard)
1998MitsubishiEclipse2.0LL4GASN/AWater Pump (Standard)
1998MitsubishiEclipse2.4LL4GASN/AWater Pump (Standard)
1998MitsubishiGalant2.4LL4GASN/AWater Pump (Standard)
1997MitsubishiEclipse2.0LL4GASN/AWater Pump (Standard)
1997MitsubishiEclipse2.4LL4GASN/AWater Pump (Standard)
1997MitsubishiGalant2.4LL4GASN/AWater Pump (Standard)
1996MitsubishiEclipse2.0LL4GASN/AWater Pump (Standard)
1996MitsubishiEclipse2.4LL4GASN/AWater Pump (Standard)
1996MitsubishiGalant2.4LL4GASN/AWater Pump (Standard)
1995MitsubishiEclipse2.0LL4GASN/AWater Pump (Standard)
1995MitsubishiExpo2.4LL4GASN/AWater Pump (Standard)
1995MitsubishiGalant2.4LL4GASN/AWater Pump (Standard)
1994MitsubishiExpo2.4LL4GASN/AWater Pump (Standard)
1994MitsubishiExpo LRV2.4LL4GASN/AWater Pump (Standard)
1994MitsubishiGalant2.4LL4GASN/AWater Pump (Standard)
1993DodgeColt2.4LL4GASN/AWater Pump (Standard)
1993MitsubishiExpo2.4LL4GASN/AWater Pump (Standard)
1993MitsubishiExpo LRV2.4LL4GASN/AWater Pump (Standard)
1993MitsubishiGalant2.0LL4GASN/AWater Pump (Standard)
1992MitsubishiExpo2.4LL4GASN/AJun. 1992 & Newer; Water 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:

131-2151148-148018-11652-902920421217046252-3474216651-185355-7148553313957146094216697156AW7148BWP-9029CP7148D972050DP575FP2342MD971538MD972050P-2417PWP9029T2206US7148WP-9029WPM048

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