I put regular fuel in it but was wondering if I should be using higher octane fuel.
Z Ziggy4 Seaman Joined Sep 19, 2009 Messages 60 Sep 23, 2009 #1 I put regular fuel in it but was wondering if I should be using higher octane fuel.
S steelespike Supreme Mariner Joined Apr 26, 2002 Messages 19,069 Sep 23, 2009 #2 Re: 88 johnson 20hp 2 stroke whats best fuel? 87 octane is fine, higher octane is waste of money and could actually make it harder for the motor to perform.
Re: 88 johnson 20hp 2 stroke whats best fuel? 87 octane is fine, higher octane is waste of money and could actually make it harder for the motor to perform.
Z Ziggy4 Seaman Joined Sep 19, 2009 Messages 60 Sep 23, 2009 #3 Re: 88 johnson 20hp 2 stroke whats best fuel? Thanks steelespike
T Tinman57 Seaman Joined Jun 10, 2007 Messages 52 Sep 24, 2009 #4 Re: 88 johnson 20hp 2 stroke whats best fuel? I had the same motor, but an '86. It ran flawlessly for 16 years of salt-water duty on regular (87 octane) gas. That's what the manual recommends, and it worked fine for me.
Re: 88 johnson 20hp 2 stroke whats best fuel? I had the same motor, but an '86. It ran flawlessly for 16 years of salt-water duty on regular (87 octane) gas. That's what the manual recommends, and it worked fine for me.
