2 Stroke Outboard Fuel Mix Ratio Calculator
2 Stroke Outboard Fuel Mix Ratio Calculator . Boat motor gas to oil ratios cottage tips. 1 gal gas to 2.6 oz oil. A Proper Gasser Engine Break in Procedure (tested & adopted from www.blackoutmods.com In addition to this you will need to know if your outboard’s oil/fuel mixture is either 50:1 or 100:1 so that the correct amount of oil is poured into the fuel tank. The ratio tells you the quantity of fresh standard unleaded gasoline (10% ethanol or lower) is needed for a specific quantity of oil. 1 (ie, the oil content of 4% gasoline);