Anything in the link below help? There are several kinds of water pumps, spacers, etc.

http://www.s10forum.com/forum/f213/the-famous-ls1-waterpump-issue-questions-468294/

Check out the LS2 pump pictured a few clicks down in that discussion.

Also, is your problem with the heater hose or bottom radiator hose?

Here is a discussion on threading the heater outlets and putting in brass connectors that are angled up and away from an inner fender:

http://www.nastyz28.com/forum/showthread.php?t=255856


R-Bo

1959 Apache 1/2 ton Big Window, Short bed Fleetside (under reconstruction)
1966 GMC 305V6 in the family