I've got 2 pictures for you. One is the pump and the lines with the cover off and the other is a picture of the heater core and it's wiring. I hope this helps.
http://home.comcast.net/~donttreadonme/heater.JPG
http://home.comcast.net/~donttreadonme/000_1254.jpg
J Eschelbacher, July 2006