Reply To: KA 37 spark plugs

Home › Forum › Ask A Member › KA 37 spark plugs › Reply To: KA 37 spark plugs

August 8, 2025 at 11:53 am #298790
Tubs
Participant

    Your motor needs a 18mm plug with about 1/2″ reach. Examples would be Champion D-16 & D-17, AC-86. There are other brands as well.    

     

    A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.