Like they said, if it's well maintaned, should last a long time. Motors put together better than those in the GT. Yes, a lot of them don't get driven a lot and don't even think about driving it thru the Winter.
Dave - Over here in Stevens Point/Amherst
2015 Stage 3 Roush
'66' Ranchero w/almost done 302 T-5 swap
2000 4x4 Ranger
2003 4x2 Ranger
'69' Fairlane Cobra, 428 4-speed waiting for work