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WorksheetsEngine Systems
Total questions: 25
Worksheet time: 17mins
Identify the component in the picture:
Thermistor
Pressure Cap
Water Pump
Thermostat
An engine does not reach operating temperature while being driven. Which of these could be the cause?
A slipping water pump belt
A stuck open thermostat
A stuck closed thermostat
A clogged radiator passage
Which engine valve configuration has the camshaft in the cylinder block.
Over Head Valve (OHV)
Over Head Cam (OHC)
Dual Over Head Cam (DOHC)
This is a trick question, isn't it?
True or False: An engines cooling system is designed to transfer excess heat from the engine to the atmosphere.
True
False
A crankshaft's job in an engine is to:
open the valves
change linear motion into rotational motion
keep the cylinder head(s) in place
connect the piston and the camshaft
What is this part called
Bearing Cap
Thrust Bearing
Half Bearing
Shim Bearing
What transfers motion from the camshaft to the push rod in an OHV engine?
Rocker Arm
Rocker Pivot
Lifter
Valve Spring
What direction is the piston traveling during the Power stroke?
Up
It's not moving
Right
Down
Technician A says that most aluminum heads should be removed while the engine is still warm. Technician B says that some manufacturers require head bolts to be removed in reverse order of the tightening sequence. Who is correct?
Tech A Only
Tech B Only
Both A and B
Neither A nor B
The coolant in the radiator is cooled by ______________________ flowing through the radiator.
Water
Anti-freeze
Ethylene Glycol
Air
The round metal component in the center of this object is called the ______________________.
Impeller
Thermostat
Electrical cooling fan
Viscous coupling
The first thing to check during a visual inspection of the cooling system is the:
Belt tension
Radiator Condition
Fan Condition
Coolant level and condition
What is this engine called?
James
Edward
Gordon
Thomas
In a "vee" type engine the camshaft turns at what speed compared to the crankshaft
1/4 speed
1/2 speed
2/1 speed
1/1 speed
The burning of petrol (gasoline) in an engine is the conversion of
Chemical energy to mechanical energy
Chemical energy to kinetic (moving) energy
Thermal energy to mechanical energy
Chemical energy to thermal energy
Which component connects the Piston to the Con-rod?
Pidgeon Pin
Gudgeon Ring
Gudgeon Pin
Piston-end Pin
What does CI stand for?
Controlled Ignition
Compression Injection
Controlled Injection
Compression Ignition
Two stroke engines: what component does a CI engine have which a SI engine does not have
Inlet valve
Transfer port
Exhaust Port
Inlet Port
Exhaust Valve
