Hi guys. I have a 71 Duster with a 100 mile 440. it has a Mopar prule cam and 10:1 comp.·
It was overheating with the old clutch fan and 26" original radiator. So i diched the lot!
I now have a new 440 Source housing and pump, 182 degree thermostat, a brand new 26" aluminium radtiator...