fuel mixture ?

dodger7847

Seaman
Joined
Sep 27, 2011
Messages
61
Hi all I have a 9.8 1975 mercury what type of 2 stroke do you recommend and what is the correct ratio 20 to one or 50.to one thanks for your help.
 

Texasmark

Supreme Mariner
Joined
Dec 20, 2005
Messages
14,896
Re: fuel mixture ?

I had a '74 7 1/2 that ran 50:1 so I would think yours would too. I think 50 pretty much became the standard back in the '60's.

Mark
 

JB

Honorary Moderator Emeritus
Joined
Mar 25, 2001
Messages
45,907
Re: fuel mixture ?

Be sure that the oil you use is rated TC-W3. Many choices, not much difference except the full synthetics make less smoke and carbon.
 

Texasmark

Supreme Mariner
Joined
Dec 20, 2005
Messages
14,896
Re: fuel mixture ?

full synthetics make less smoke and carbon.
10-4 on that and even the blends do a better job of smoke control. Quicksilver/Mercury and Pennzoil blends are readily available where I live. Don't personally have a place to buy full syn.

Mark
 
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