1949 Johnson 16hp Model SD 20 Home › Forum › Ask A Member › 1949 Johnson 16hp Model SD 20 This topic has 3 replies, 3 voices, and was last updated 1 year ago by itchy. Viewing 4 posts - 1 through 4 (of 4 total) itchyUS Member - 2 YearsReplies: 103Topics: 21 November 14, 2022 at 10:37 am #269015 Been looking for a year for a spark plug cover Part# 302115 for a Johnson Model SD 20. Tried AOMCI Want Ads 2-3 times, and have networked thru all the sources I could think of. True, not a popular model, and probably not many sold, but there must be one more on the loose. If you know of someone who has parts for this motor – or might have, please let me know. lloydUS Member - 1 Year (includes $3 online payment fee)Replies: 447Topics: 4 November 14, 2022 at 11:15 am #269016 A picture of what you are looking for might ring a bell for someone who has it but doesn’t know what it is. crosbymanCanada Member - 2 YearsReplies: 3430Topics: 317 November 14, 2022 at 12:03 pm #269017 see old post for leads https://www.aomci.org/forums/topic/1949-johnson-16hp-model-sd-20/ Joining AOMCI has priviledges 🙂 itchyUS Member - 2 YearsReplies: 103Topics: 21 November 22, 2022 at 4:30 pm #269273 Thanks, very helpful. Went back thru those again and rechecked with 2. Viewing 4 posts - 1 through 4 (of 4 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In