This is the newly developed Buckshot Racing #77 Mercury Racing Water Pump Housing for the Race Large (Big) Tube found on Sport-master and Torque-master lower units from Hi-Perf (225 Pro Max, 245 HP, 260 ROS, 280, 300 Drag, 2.5 Liter 2-stroke)
 
Our kit included one (1) new Buckshot Racing #77 Carbon Fiber Mercury Big Tube Water Pump Housing, a Large Tube Grommet installed, a new impeller, an upper water pump housing gasket, and seal kits.
 
Compared to Mercury Quicksilver Part Numbers 847710A1, and 847710T1 for $179 with no carbon, no impeller, no plate, and no gasket kit.
 
Optional BIG Carbon Fiber Guide tube and Big Titanium Water Tube can be found on the BuckshotRacing77.com website.
Contact Mike Hill at 714-697-1716