So many of our tools and toys are powered by small engines. Think lawnmowers, chainsaws, outboard boats and snowmobiles. It's a good idea to have a working knowledge of how these systems work and what to do when they don't. Take our quiz to find it all out.
Question 1 of 30
How many systems does a gasoline powered engine have?
Question 2 of 30
What do four-stroke engines mix in with gasoline?
Question 3 of 30
What controls the speed of the engine?
Question 4 of 30
In a mechanical breaker ignition system, what provides the spark to ignite the fuel?
Question 5 of 30
What component delivers the engine's power to the various parts of the machine (e.g. the wheels, the blades)?
Question 6 of 30
What are small gas engines usually cooled by?
Question 7 of 30
What is the best system for servicing your small engine?
Question 8 of 30
How often should you change your engine oil?
Question 9 of 30
What are in-line fuel filters usually made of?
Question 10 of 30
What are the two types of air cleaners used in a small engine?
Question 11 of 30
How many types of carburetors are usually used in small engines?
Question 12 of 30
What force does a mechanical governor use to determine the load on an engine?
Question 13 of 30
What will an incorrectly adjusted governor do to an engine?
Question 14 of 30
What should the density of a conventional battery cell be?
Question 15 of 30
What should battery terminals be cleaned with?
Question 16 of 30
How much voltage does a new spark plug require?
Question 17 of 30
What should you use to mix the correct ratio of oil and fuel for your engine's lubricating system?
Question 18 of 30
What is the most common viscosity for lubricating grease?
Question 19 of 30
What temperature does an internal combustion engine reach?
Question 20 of 30
How are most single-cylinder engines cooled?
Question 21 of 30
What’s the first step to any small engine repair?
Question 22 of 30
What does fuel stabilizer do?
Question 23 of 30
How long does it take for gasoline to break down?
Question 24 of 30
If there is white or blue smoke coming from the tailpipe, what might be wrong?
Question 25 of 30
Which of the following problems could cause the engine to overheat?
Question 26 of 30
What does a choke do?
Question 27 of 30
Which of the following are types of ignition systems used with small engines?
Question 28 of 30
Which of the following small engine parts are an example of a wear part?
Question 29 of 30
What does the term “viscosity” describe?
Question 30 of 30