95 sportjet jet drive seems to be slipping

[NEWSCHOOL]

i have a 1995 sportjet 90 horse jet drive it seems to act like it is slipping at high rpms i installed a new impeller and wear can any point me in any derection

 

[Zamboni]

Re: 95 sportjet jet drive seems to be slipping

How is the gasket around the intake grate-common prob on those pumps.