You should have a tag on the top of the front bearing that will tell you what it is by looking at (I think) the last letters on the tag. If that does not work try doing a search on www.cpperformance.com (http://www.cpperformance.com) I think they have some scetches of them on there web site. either way you should probably run an energizer to bring it up to a more efficient mixed flow pump.
Hustler
[This message has been edited by Hustler (edited March 18, 2002).]