Wayback_Echo-Usa — Two-Stroke Fuel and Oil Mixing
A Wayback_Echo-Usa service procedure — check it applies to your exact model before use.
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Before you start
- Fuel is flammable
- Do not mix more than 30 days supply
Procedure
- Fill container halfway with gasoline.
- Add proper amount of 2-stroke oil.
- Close and shake to mix.
- Add remaining gasoline, remix.
Tools required
- Approved fuel container
Specs & torque values
- 89 Octane gasoline
- ISO-L-EGD certified oil
- 50:1 ratio
Source: manual:635dc4ab-cbe0-4f87-8125-07cdcd4b25cc.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.