F 250 4WD Super Duty V8-5.4L SOHC VIN L (1999)
Coupler HVAC: Specifications
Peanut Fitting Retaining Nut ................................................................................................................................................................ 7-9 Nm (62-79 Lb-In)
Evaporator Core Outlet Fitting ......................................................................................................................................................... 44-54 Nm (33-40 Lb-Ft)