Castrol 2TRatio app for iPhone and iPad

Castrol 2TRatio Two Stroke Oil Ratio Selector calculates the oil to fuel ratio for 2 stroke engines

With this handy application, you can quickly and easily calculate the Castrol 2-stroke oil to fuel ratio needed for your 2 stroke engines.

Applicable for motorcycles, outboard motors, lawnmowers and garden equipment, this calculator determines the amount of oil to add to the fuel required based on the ratio as suggested by the engine manufacturer.

To determine the oil required for the fuel needed, simply use the fuel slider to display the amount of fuel needed and use the Ratio Selector slider for the oil to fuel ratio. The Oil required is instantly displayed for the exact fuel to oil mix.

Under settings, there is a switch between metric or Imperial measurements and a link to the Castrol Lube guide so you can check what oil is right for your engine.