1971 SS454 Fan

[four5four]

What is correct fan for 1971 SS454 ElCamino M22- no A/C- 4 blade 18 inch?

[Mr70]

That used the veeeery common 4 bladed,17-5/8" dia. fan.
Original part # was 3927791,used as the base fan from 1969 well into 1972 on nearly every GM vehicle.