I bought and installed an Ebay 2 core 22" Champion/American Eagle radiator in my 70 Duster 360 and all I had to do was widen the holes/slots for a couple of mounting bolts to fit. For $159 delivered I was more than happy and the motor ran much cooler with no need for a fan shroud.

7948983-IMAG0001.jpg (252 downloads)
1970 FE5 Duster 360/904/3.91's SOLD 1973 TB3 SpaceDuster 340/4spd/4.10's SOLD Moparless for now but when the opportunity is right I'll have another one.