Jays n Dees · installable calculator

2-Stroke Fuel Mix Calculator

Fast, accurate oil mixing for everyday 2-stroke use. Choose your fuel unit, select a common mix ratio or enter your own, then save favourites for one-tap reuse online or offline.

Offline ready Litres · US gal · UK gal Favourites saved locally

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Visible on the website version only. Hidden automatically when the app is installed and opened in standalone mode.

Inputs

Fuel + ratio

Auto-selected from browser region when possible. You can switch it at any time.

Allowed range depends on the selected unit.

Live result

Oil required

40:1

Add this much 2-stroke oil

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Fuel amount —
Mix ratio —
Oil in mL —
Oil in fl oz —

Guide only: always follow the engine or equipment manufacturer’s recommended fuel and oil specifications.

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This slot is also website-only, so it disappears automatically for installed users.

Quick reuse

Favourites

No favourites saved yet.