Title: Mix fuel at appropriate ratio.
Course: Small Engine Technology I (20110-I) > Section: Understanding Two-Stroke Operation Theory and Components

Mixture should include

- use of appropriate type of oil and type/grade of fuel at an appropriate ratio, according to manufacturer's specifications
- consideration of fuel stabilization methods for winter or long-term storage
- identification of potential problems resulting from improper oil/fuel mixture and use of alcohol blended fuels.

Process/Skill Questions:

- What ratios are used on two-stroke engines?
- Which type of oil is suited for mixing with a given grade of fuel?
- Why use different ratios?
- Why is E10 the only approved fuel for outdoor power equipment?
- What can be added to fuel for winter storage?