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2-cycle mix
[ FREE TOOL · 2-STROKE / 2-CYCLE ]

2-Cycle Oil Mix Calculator

Instantly work out how much 2-stroke oil to add to your gas for any mix ratio — 50:1, 40:1, 32:1, 25:1 and more. Pick gallons or litres and get the answer in both ounces and millilitres.

Fuel → oil / Oil → fuel
Mix ratio

Add this much oil

12.8 oz

≈ 378.54 ml

Add 12.8 oz of 2-stroke oil to 5 gal of gas at a 50:1 ratio.