Posted by Chris on February 01, 1998 at 11:42:47:
In Reply to: WM300 master cylinder rebuild/ retrofit posted by Dave Hamann on January 31, 1998 at 22:57:01:
The flat top one will work. They were available for about 100 bucks from NAPA a few years ago. If you use the flat top, make sure the fill hole in the cover is to the front of the truck (high end installed).