Aircraft Model(s): 207, 207A. Applicable Engines: IO-520-F. 1 - STC Document SA02821CH, 1 - 3-Bladed Propeller HC-C3YF-1RF/F8068-2, 1 - Polished Spinner A-2295-1P. 80 inch dia 3-bladed, scimitar, aluminum hub prop.