2 Stroke Oil Mixing Calculator
Calculate the exact amount of oil needed to mix with gasoline for a 2-stroke engine based on the desired ratio and fuel volume.
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isCalculator Editorial Team
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How to use this tool?
How to Use the 2-Stroke Oil Mixing Calculator
- Enter the oil ratio (e.g., 50 for 50:1). This means 50 parts fuel to 1 part oil. Common ratios are 40:1, 50:1, or 25:1.
- Enter the fuel volume (e.g., 5) and select the unit: Liters (metric) or Gallons (imperial).
- Click Calculate.
- The result shows the exact oil amount in milliliters (mL) needed for your mix.
- Below the result, a formula breakdown explains the calculation step-by-step.
Note: Use metric (liters) for most countries; gallons for US/imperial. The calculator automatically converts to mL.
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Frequently Asked Questions
It is the ratio of gasoline to oil, e.g., 50:1 means 50 parts gas to 1 part oil.
Check your engine manual. Common ratios are 40:1, 50:1, or 25:1.
Yes, it supports liters and gallons. Oil amount is given in milliliters.