oe radiator p/n 71 Demon 340

Could also be 3443976 or3443977

P/N Year Body DM Engine Trans Htr Notes
3443975 1971 A 22" 340 Both Htr heater only, no A/C
3443976 1971 A 22" 318/340 Both Both W/ N45 & N51 options
3443977 1971 A 22" 318/340 Both Both W/ N45 & N51 options

Notes:
N45= High Capacity Fan
N51= Maximum Cooling Package

Trans notes:
Both = Both Auto and Manual Trans

Htr notes:
Both = Heater and A/C

hope this helps!