WATER PUMP GASKET KIT SX-F/FC/FS/EX 450/500/510 16-22, MX-10273 821374 P400270470017 KTM/HUSKY/GAS

This water pump gasket kit is a complete OEM-quality replacement for KTM, Husqvarna, and GasGas 450–500 engines. It includes precision-cut gaskets designed to maintain proper sealing of the cooling system, preventing coolant leaks and ensuring reliable water pump performance.

Cross-Reference OEM Part Numbers

• 821374

• P400270470017

• MX-10273

Vehicle Fitments

• GasGas

  • EX450F (2021–2023)

  • MC450F (2021–2023)

• Husqvarna

  • FC450 (2016–2022)

  • FC450 Rockstar Edition (2018–2022)

  • FE450 (2020–2023)

  • FE450 Heritage Edition (2023)

  • FR450 Rally (2020–2024)

  • FS450 (2018–2024)

  • FX450 (2017–2022)

  • FE501 (2020–2024)

  • FE501 Heritage Edition (2023)

  • FE501S (2020–2023)

• KTM

  • 450 EXC-F (2020–2023)

  • 450 EXC-F Six Days (2020–2022)

  • 450 Rally Replica (2019–2024)

  • 450 SMR (2013–2014, 2021)

  • 450 SX-F (2016–2022)

  • 450 SX-F Factory (2015–2022)

  • 450 XC-F (2016–2022)

  • 450 XCF-W (2023)

  • 500 EXC-F (2020–2023)

  • 500 EXC-F Six Days (2020–2023)

  • 500 XCF-W (2020–2022)