Normally, I wouldn't recommend cheap oils, but this is good oil 2 stroke at a cheap price. Do your research, and argue away whether this is good or bad for your Mercury / Evinrude eTec / Suzuki etc :)
3.8 Litres / 1 Gallon TCW-3 2 Stroke Premium Outboard Oil $19.99
40
http://www.amazon.com/Star-brite-Premium-Stroke-Gallon/dp/B0…
$35 odd, from here.
Going Whitworths next few days, cheers op.