1989-1998 for Polaris Big Boss 400 L 6x6 BOYESEN Impeller/Waterpump Cover Black
1989-1998 for Polaris Big Boss 400 L 6x6 BOYESEN Impeller/Waterpump Cover Black
1989-1998 for Polaris Big Boss 400 L 6x6 BOYESEN Impeller/Waterpump Cover Black
1989-1998 for Polaris Big Boss 400 L 6x6 BOYESEN Impeller/Waterpump Cover Black

1989-1998 for Polaris Big Boss 400 L 6x6 BOYESEN Impeller/Waterpump Cover Black

BOYESEN

$194.95

Quantity

Manufacturer: Boyesen
MPN: WPK-45AB
Title: Supercooler Kit
Color: Black

  • An aluminum investment-cast water pump cover and impeller combo; specifically designed to enhance the performance of your engine's cooling system
  • This high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolant
  • By increasing flow at all rpm ranges, the engine will run cooler at a more constant temperature
  • Patented nautilus-style impeller for hydrodynamic efficiency
  • Extends engine life
  • See page 883 of the 2016 Parts Unlimited Offroad Catalog for the entire line of Boyesen Supercooler Water Pump Cover and Impeller Kits
  • Fitment Chart

    YearMakeModelPositionNotes
    2021-2023Gas GasEX 450F--
    2021-2023Gas GasMC 450F--
    2020-2021HusqvarnaFE 501 S--
    2018HusqvarnaFC 450 Rockstar Edition--
    2017-2021HusqvarnaFS 450--
    2017-2021HusqvarnaFE 501--
    2017-2018KTM500 EXC-F--
    2017-2018HusqvarnaFE 450--
    2017-2018HusqvarnaFX 450--
    2016-2021HusqvarnaFC 450--
    2016-2019KTM450 SX-F--
    2016-2018KTM450 XC-F--