Reply To: Need help identifying mercury 22 cu in block

Home › Forum › Ask A Member › Need help identifying mercury 22 cu in block › Reply To: Need help identifying mercury 22 cu in block

October 31, 2023 at 12:38 pm #282179
daytonajohn
Participant

    US MEMBER PAY BY CHECK

    Internally the reed cage is different. Also the reeds and reed stops not the same as the Mark 28 and Merc 250.,  the KA15A is 1/8 inch bigger to match the double punched 9/16 milling tool exhaust port size. Mercury did all those changes to gain 3 HP