Home › Forum › Ask A Member › 1949 Johnson 10hp QD-10 igntion questions › Re: 1949 Johnson 10hp QD-10 igntion questions
July 30, 2018 at 2:57 pm
#80388
Actually, the QD-10 has the notorious 580040 coils that are notorious for being NG. And the breaker points are part # 580016.