Title: (Optional) Explain how valves work.
Course: Small Engine Repair (20110-18) > Section: Repairing Valves on Two-Stroke Engines

Explanation should include the

- function and operation of the reed valve
- function and operation of the rotary valve
- advantages and disadvantages of each.

Process/Skill Questions:

- What two things must a valve do for a two-stroke engine to function properly?
- Why must a valve seal be airtight?