According to Old Ride there was a Lemans 4dr Sedan:
1965 PONTIAC TEMPEST Information Specifications Resources Pictures
I guess I'll know soon enough when I see the VIN.
Thanks for the link to that market pricing website, very useful!
As for the horrible mileage, I'm already used to that with my Crown Vic. I appreciate the continued input as I search and search. Looking at old cars is completely foreign to me so this is helping me be more patient.