I think im running a aluminum one wich is a 3 blade,Dont think my hub is spun & i wont need it painted,just need it fix bad,I got to replace my gaskit first on my manifold be for i get my prop done. You dont have any use one do you?? Im thinking on going to a diff pich,I run the wabash river & my boat does great. nOW SOME TIMES ILL LOAD MY BOAT DOWN WITH 4 FISHERMEN & TACKLE BOXES & A COOLER FULL OF BEER fgf and it thakes me a little longer to get up to plain/level out. think im running a 17 now or may be its a 14 ?? but i think its 17.