Very Nice used condition 4 blade fan. I think these were used on the later B engine, but from my research they will fit Model A engines to replace the factory 2 blade fan.
Fit 1930-1932 Ford Model A B 4Row L4 62mm Aluminum Radiator AT 3132
Radiator Fit Ford Model A B 1930-1932 L4 4Row 62mm Aluminum AT 3132
Radiator Fit Ford Grill Shells HI-BOY Chevy Model A B 1930-1932 3Row Aluminum AT
Aluminum Radiator For Ford High Boy Model A B 1930-1932 4Row AT 3132
1928-1934 Ford NOS Model A B Four Blade Fan & Pulley - 4 Cylinder
Radiator Fit High Boy Model A B 1930-1932 L4 4Row Aluminum AT 62mm 3132