Does anyone know the correct spark plugs and fuel/oil ratio for a 1960 Johnson Seahorse 10hp motor?
J jonnyboy22 Cadet Joined Jun 28, 2006 Messages 13 Jul 2, 2006 #1 Does anyone know the correct spark plugs and fuel/oil ratio for a 1960 Johnson Seahorse 10hp motor?
OBJ Supreme Mariner Joined Dec 27, 2002 Messages 10,161 Jul 2, 2006 #2 Re: Spark Plug and Fuel Mix ratio for 1960 Seahorse 10 Use a Champion J4C set at .030. Fuel/oil mix is 25:1.
Re: Spark Plug and Fuel Mix ratio for 1960 Seahorse 10 Use a Champion J4C set at .030. Fuel/oil mix is 25:1.
