Home › Forum › Ask A Member › 1974 15hp Johnson wont idle › Re: 1974 15hp Johnson wont idle
June 24, 2016 at 8:45 pm
#38905
Did you remove the welch plug on top of the carb and clean the idle circuit? There are small passages under there that can clog. Also make sure to check the tip of the needle and make sure it’s not broken off in the orifice.