2 stroke outboard fuel additives/oil????

MASTER Brian

Senior Chief Petty Officer
Joined
Mar 26, 2006
Messages
738
I have a friend that works for BG Products and he was mentioning that they had a 2 stroke oil, which was supposed to be very good. I asked if it was TCW3 compliant, he wasn't sure. While I was trying to research that, I came upon a few of their other products. Looks like they tout BG44K as being great at fighting the effects of ethanol in the fuel system. My understanding was 44k isn't good on 2 strokes, is that true?

I also see they have a BG Compression Performance product with Part# 109. Wondered if that was good or bad to use?

As for their oil all I saw was a 2stroke oil for air cooled motors, so I'm guessing not TCW3 certified and not for use on an outboard.

Typically, I've been running Quicksilver Marine Oil and I try to run seafoam in my gas at least once or twice a year.

Curious about thoughts and opinions on this!
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,093
Auto Parts stores and department stores sell all kinds of fuel and engine additives. A lot are snake-oil in my opinion, others are no longer effective due to evolutionary changes to motors and some actually are useful. I have no idea what category the products you mention, fall into.

Normally, if you use TCW-III oil mixed (or injected) into fresh gasoline, your 2 cycle motor will run just fine. I use a fuel stabilizer over winter, but I am not sure if it is required. Seafoam seems (seems) to help some, when used to clean a motor.

Not sure I have a need (or want) for any other stuff....
 

MASTER Brian

Senior Chief Petty Officer
Joined
Mar 26, 2006
Messages
738
I agree fully worth the snake oil theory, but i do believe 100%in the benefits of the seafoam if for no other reason than it somewhat stabalizes and cleans.

As for the other products, primarily the BG 44k (which I'm not certain is 2 stroke safe). I've heard too many times about how harmful the ethanol is on the fuel system of these older outboards, that might be good. Of course if you burn the tank of gas quickly it shouldn't matter.
 

flyingscott

Fleet Admiral
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Apr 8, 2014
Messages
8,151
Even if you use a fuel stabilizer ethanol is still going to be there it doesn't go away. As far as ethanol goes you are seeing diminished effects on fuel systems. Because the older motors have had the fuel components changed lets face it a 1985 motor is 30 yrs old. I use BRP 2+4 fuel stabilizer for the fact it's designed with mixed fuel in mind.
 
G

Guest

Guest
As far as additives go, you're on the right track with Sea Foam. It was primarily designed for outboard motors back in the 30's and does a great job keeping carb jets clean and de-carbonizing piston rings, which with todays fuels, is a must at least once a year. Other than that, Chris is right, you really don't need anything else. Save your money, use TC-W3 and your motor will be fine.
 
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