Or am I just stuck with a garbage pump
A Panther will pump concrete. Try that with a Berk, I did, and needed a new impeller. (skinny water)

Garbage pumps pump, uh, well, garbage.
I'd rather be on a 25hp outboard havin' fun, than sittin' on the beach, boatless, sayin' "Look at them Have fun"

Perspective.

My neglected fishin' boat-
Dan'l