28 hp mariner needs waterpump kit= unavailable

[dkhersey]

i have a 28 hp mariner sn 664-09412 cant find a waterpump kit for it anywhere!
any advise would be appreciated as the motor runs great and will piss a good stream when powered up but only spits on idle..... Please help

[boats.net]

The impeller 84797M is still available but not the water pump kit.