Transmission Cooler at the Radiator
Top Line:
Returns cooled ATF back to transmission (return line)
Bottom Line:
Takes incoming hot ATF (pressure line) to be cooled
Transmission Location of Return Line
General Motors:
Alum Power Glide -- Top Line
ST-300 -- Top Line
THM 125 -- Top Line
THM 180 -- Rear Line
THM 200 -- Bottom Line
THM 200-4R -- Bottom Line
THM 325 -- Top Line
THM 325-4L -- Top Line
THM 350 -- Top Line
THM 400 -- Top Line
THM 425 -- Outer line farthest from the differntial
THM 440-T4 -- Bottom Line
THM 700-R4 -- Bottom Line
Ford:
A4LD -- Top Line
AOD -- Bottom Line
ATX -- Pump End
AXOD -- Bottom Line
C3 -- Rear Line
C4 / C5 -- Rear Line
C6 -- Rear Line
E4OD -- Rear Line
FMX -- Rear Line
Chrysler:
404 -- Top Line
A500 -- Rear Line
A-604 -- Rear Line
KM170 -- Outer line farthest from the differntial
TF-6 -- Rear Line
TF-8 -- Rear Line