Tractor Power ICEV Pre-Test

Which of the following engine precision measuring tools is represented in the image shown?

• Feeler Gauges

• Outside Micrometers

• Surface Plat

• Telescoping gauge

Which of the following is NOT a function of the piston rings?

• Provide a seal to hold in combustion pressure

• Retain as much oil as possible in the crankcase

• Control valve timing

• Transfer heat from the piston to the cylinder walls

Which of the following is the most important type of maintenance for an air-cooled engine?

• Cleaning engine components

• Servicing frequently and consistently

• Preparing the engine for storage

• Using the correct spark plugs

An electronic engine speed sensor within a governor system is connected to the:

• Throttle linkage

• Engine control unit (ECU)

• Governor

• Stepper motor

When should the piston and ring assembly be installed into the cylinder?

• After coating with bearing grease

• After being dried to ensure rapid break-in

• After coating with motor oil

• After spraying with penetrating oil

Using the image provided, select the correct term for component 3.

• Crankshaft

• Camshaft

• Wrist pin/piston pin

• ACR Valve

Which of the following accurately describes the piston ring end gap?

• Distance between the ends of the ring when squarely positioned in the cylinder

• Distance between the compression ring and oil ring

• Distance between the ring and cylinder wall when installed in the cylinder

• Distance between the side of the ring and the piston ring groove

Fuels listed as "oxygenated" have oxygen added to burn more efficiently to accomplish which of the following?

• Helping keep the oil cleaner

• Reducing the amount of air needed

• Reduce carbon monoxide emissions

• Increasing the amount of air needed

Which of the following best describes why the parts must be cleaned thoroughly when disassembling an engine?

• The customer will appreciate it

• New paint will not adhere to an oily surface

• It reflects pride in your work

• You can then accurately inspect and measure

Service parts (new or used) sold by an aftermarket vendors may be used as long as they conform to original parts in design and function.

• True

• False