Re: 1960 5.5hp Johnson Base Gasket Part#? CD-17 Home › Forum › Ask A Member › 1960 5.5hp Johnson Base Gasket Part#? CD-17 › Re: 1960 5.5hp Johnson Base Gasket Part#? CD-17 joesnuffyReplies: 356Topics: 23 May 10, 2018 at 11:22 pm #75735 When I look up part 303365 it shows a prop nut? need a power head base gasket part number for a 1960 CD 17 not sure if that use to be the part# Joe