MARK-3® WATSON Pump QPL Certification
We're happy to share the news that the MARK-3® Watson Edition Pump has been officially qualified after being tested in accordance with the USDA Forest Service Specification 5100-274E. The pump is officially qualified as of 08/04/23.

The assigned primary pump code is C-45-150/50. Alternate codings are
C-45-175/40 and C-45-200/40. These pump codes will be indicated on the qualified products list (QPL).

The MARK-3 185cc and the MARK-3 Watson Edition pumps are the only two qualified pumps currently in production under 5100-274e.


Owner’s Manual
The MARK-3® Watson Edition Owner’s Manual is now available online!


WATSON Pump End & 140cc Engine Tools
WATERAX just released special tool kits to repair the WATSON Pump End and 140cc Engine.

They are now available for purchase on our eShop.