Small Gas Engines

Maintenance of the small gas engine includes:

• An oil change

• Air filter cleaning or replacement

• Cleaning and gapping the spark plug

• All of the above

When storing a small gas engine, it is recommended to set the piston at top dead center of the exhaust stroke.

• True

• False

When storing an engine over a season, drain the crankcase oil and refill with new oil of the recommended type and viscosity.

• True

• False

The middle ring on the 4 cycle gas engine piston is called a/an:

• O-ring

• Compression and/or scrapper

• Oil ring

• Teflon

Briggs & Stratton engine 126332 uses a ___________ governor to control engine speed.

• Pneumatic

• Electric

• Mechanical

• Hydraulic

A lot of 4 cycle small gas engines have an oil ___________ attached to the end of the connecting rod.

• Shovel

• Injector

• Dipper

• Heater

Valves on a 4 cycle small gas engine should be replaced when the original margin thickness has worn more than:

• One-fourth the thickness of the margin

• Three-fourths the thickness of the margin

• One-third the thickness of the margin

• One-half the thickness of the margin

The part which connects the piston and the connecting rod is known as the:

• Push pin

• Connecting pin

• Piston pin

• Dowel pin

What will happen if there is dirt or water in the fuel of the engine?

• It will catch on fire

• It will become irreparable

• It will smoke

• It will misfire or stall

How often should most small engine air filters be cleaned?

• After every 25 hours of operation

• Before every time it is used

• After every 20 times it is used

• Every three months