Gas Mix Ratio Calculator

Tools/Gas Mix Ratio

Calculate how much 2-stroke oil to add to your RC fuel for any mix ratio.

Fuel Amount (L)Volume of gasolineMix Ratio (X:1)Enter just the number. 25 = 25:1, 32 = 32:1, 40 = 40:1

40.0mL

of 2-stroke oil to add

For 1L of fuel at 25:1 ratio

0.0400L · 1.35 fl oz

Always verify your engine manufacturer's recommended mix ratio. Over-oiling reduces power; under-oiling risks engine damage.