The fan at the front of the engine provides a flow of air through the_____as part of the engine's cooling system.
A. coolant
B. radiator
C. thermostat
D. antifreeze
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The piston _____connects the piston to the connecting rod.
A. rod
B. pin
C. flange
D. body
The piston is fitted with _____piston rings.
A. four
B. three
C. two
D. one
The top two rings seal the piston to the cylinder wall and prevent _____ from entering the crankcase.
A. air-fuel mixture
B. combustion gases
C. excessive fuel
D. excessive oil
The connecting rod is attached to the piston by the _______
A. piston rod
B. piston pin
C. cap bolts
D. cap bearing
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