Best Oil and Spark plugs for my 40 hp johnson

wilde1j

Vice Admiral
Joined
Apr 15, 2002
Messages
5,964
Re: Best Oil and Spark plugs for my 40 hp johnson

40 1960 - 1973 J4C .030"

Any TCW-3 oil
 

Vic.S

Rear Admiral
Joined
May 4, 2004
Messages
4,719
Re: Best Oil and Spark plugs for my 40 hp johnson

And the fuel mix will be 24:1
 
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