What you got was an oil pressure switch.
Try a borg warner s330-p or equivalent.... Just ordered one for myself. If you want to wait until this weekend, I will report back, but I am 90% sure it is the right one, and a6 $6.00, I am willing to take the risk...
-Shane
"McKenna Renee"
1972 '32 FB Express. Twin 318 / Edelbrock 1409s
Chesapeake City Md (Upper Bay / C&D Canal)