HomeBelts and Cooling > Water Pump and Related ComponentsDayco DP1311 Engine Water Pump
Part #: DP1311

Dayco DP1311 Engine Water Pump

⚙️ 60 vehicles fit this part
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Select your vehicle to confirm fitment
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$135.13Free Shipping
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, GS F, LC500, RC F, LS460, LS600h, IS F, and GS460
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Water Pump for Lexus Vehicles

The Dayco DP1311 engine water pump is designed to maintain optimal engine temperature for select Lexus models. Engineered for durability and precise fitment, this water pump supports efficient coolant circulation to protect your engine from overheating.

  • Compatible with Lexus GS460, GS F, IS500, IS F, LC500, LS460, LS600h, and RC F models
  • Direct replacement engine water pump for reliable cooling system performance
  • Manufactured by Dayco, a trusted name in automotive components
  • Part number DP1311 ensures exact fit and function
  • Constructed to meet OEM specifications for durability and efficiency

Product Details and Compatibility

The Dayco DP1311 engine water pump is specifically designed for use in a range of Lexus vehicles, including the GS460, GS F, IS500, IS F, LC500, LS460, LS600h, and RC F. This pump plays a critical role in circulating coolant through the engine block and radiator, helping to maintain the correct operating temperature. By matching OEM standards, the DP1311 ensures proper fitment and reliable operation within the cooling system.

Common Applications and Problem Resolution

This engine water pump is used to address several cooling system issues, including:

  • Preventing engine overheating due to coolant circulation failure
  • Eliminating coolant leaks caused by worn or damaged pump seals
  • Resolving unusual noises from a failing water pump bearing
  • Maintaining consistent engine temperature for optimal performance
  • Supporting the longevity of the engine by preventing thermal damage

Installation Notes and Tips

When installing the Dayco DP1311 water pump, ensure the cooling system is fully drained before removal of the old pump. Inspect the surrounding components such as the thermostat and hoses for wear or damage. Use the correct torque specifications for mounting bolts to avoid leaks or pump misalignment. It is recommended to replace the water pump gasket and use new coolant during reassembly to maintain system integrity.

Quality Assurance and Warranty

Dayco manufactures the DP1311 engine water pump to meet stringent quality standards, ensuring durability and reliable performance. This part is engineered to OEM specifications for fit and function. While specific warranty details may vary, Dayco typically offers coverage against manufacturing defects to provide confidence in your purchase.

This part fits 60 vehicles. Search below:

YearMakeModelPositionNotes
2026LexusLC500N/ASerpentine Belt Driven
2025LexusIS500N/ASerpentine Belt Driven
2025LexusLC500N/ASerpentine Belt Driven
2025LexusRC FN/ASerpentine Belt Driven
2024LexusIS500N/ASerpentine Belt Driven
2024LexusLC500N/ASerpentine Belt Driven
2024LexusRC FN/ASerpentine Belt Driven
2023LexusIS500N/ASerpentine Belt Driven
2023LexusLC500N/ASerpentine Belt Driven
2023LexusRC FN/ASerpentine Belt Driven
2022LexusIS500N/ASerpentine Belt Driven
2022LexusLC500N/ASerpentine Belt Driven
2022LexusRC FN/ASerpentine Belt Driven
2021LexusLC500N/ASerpentine Belt Driven
2021LexusRC FN/ASerpentine Belt Driven
2020LexusGS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2020LexusLC500N/ACompatible with vehicles equipped with serpentine belt driven systems.
2020LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2019LexusGS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2019LexusLC500N/ACompatible with vehicles equipped with serpentine belt driven systems.
2019LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2018LexusGS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2018LexusLC500N/ACompatible with vehicles equipped with serpentine belt driven systems.
2018LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2017LexusGS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2017LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2017LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2016LexusGS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2016LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2016LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2016LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2015LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2015LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2015LexusRC FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2014LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2014LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2014LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2013LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2013LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2013LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2012LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2012LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2012LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2011LexusGS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2011LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2011LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2011LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2010LexusGS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2010LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2010LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2010LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2009LexusGS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2009LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2009LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2009LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2008LexusGS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2008LexusIS FN/ACompatible with vehicles equipped with serpentine belt driven systems.
2008LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.
2008LexusLS600hN/ACompatible with vehicles equipped with serpentine belt driven systems.
2007LexusLS460N/ACompatible with vehicles equipped with serpentine belt driven systems.

* 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:

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