Re: Hose nipple/connector on firewall?
Yep, it's a drain for the heater core. My heater core in my old Ranger cracked and the floorboard didn't even get wet. It just drained out of that. I got lucky.
2001 Ranger Edge Regular cab, auto 4.0L 4x4 4.10LS
1989 Ranger Regular cab longbed, manual 2.9 4x4
Parts BroncoII's x 3