Aircraft Model(s): A188, A188B, A188A. Applicable Engines: IO-520-D. 1 - Polished Spinner C-3535-1P, 1 - STC Paperwork SA00470AT, 1 - 3 Bladed Propeller PHC-C3YF-1RF/F8468A-6R. 80 inch diameter 3-bladed, aluminum hub propeller.