Do any of you guys have any impellers to part with...........I think im looking for  an a2 for a berkeley jc thought id try first on here but I may be wrong and maybe also an inducer and machined shaft for it it has an a impeller now and I want to drop some rpm on top is this the right way if anyone of you non nordic bashers could clue me in the new motor cavitates this pump badly on the bottom end but I just roll on the throttle easy and she is good to go but i want to fix this and I don't know that much about them I can build eight second drag cars no problem but jet boats are new to me I think i'm reading this chart right but maybe not i'm sure you guys can tell me thanks ,Jason

I think you need to have the jet inspected before you start trying to change impellers.  I could be a excessive clearance and not the wrong impeller causing problems.

Many people here have had good luck sending pumps into JBP for repairs.

x2

balanced with paperwork, Agressor B cut, $350

What is that made of?

Oops    Aggressor Mag Bronze B