Yes, chongo (CEG member) has some excellent pictures. But basically its below the TB towards the firewall. The orig. part was made of pot metal and and is rectangular in shape. It has an electrical connector and two different size vac. lines. The revised part is (black) plastic.

1999 Toreador Red SVT, DOB 4/22/99, 2005 Of 2760. "Many posted questions are answered by farm boys"