Re: OMC magneto wave washers Home › Forum › Ask A Member › OMC magneto wave washers › Re: OMC magneto wave washers garry-in-michiganLifetime MemberReplies: 3583Topics: 31 August 11, 2018 at 6:04 am #80945 I believe the ’55 tiller used a stamped gear while the ’57 uses a cast gear. You will have to "borrow" the gear & shaft out of the ’57 as well as the tiller. . . 🙂