f115 jet 2006

[tyholthe]

I am loosing power with my jet i see my impeller is wore was wondering if i should stick with the alumimum impeller or go with the stainless steel one and why?
thanks ty

[boats.net]

The alum impeller generally hold up very well.

[rodbolt17]

its very simple to check impeller to liner clearance and readjust as nessasary.
a bad muffler tube will make a tech go gray.
is the RPM up?
down?