Which system does this part belong to?

Which system does this part belong to?

This component is part of a(n):

Which of these is true about this engine?

What part is pictured here?

What do this picture indicate

A vehicle is found to have excessive crankshaft end play. How should this be correct?

A technician finds a ridge at the top of the cylinder wall. This should be removed __________ the piston is removed.

The valve timing is found to be incorrect. This can be corrected by:

Which of these steps should be done first when removing an engine?

Technician A says that most aluminum heads should be removed while the engine is at ambient temperature. Technician B says that it should be removed with head at operating temperature. Who is correct?

Which of these is true about crankshaft bearings:

Low oil pressure can cause which of the following:

What component(s) hold the main bearings and crankshaft in the engine block?

2 Technicians are discussing cylinder head bolts. Tech A says that some are torque to yield bolts (TTY). Tech B says that TTY bolts should be replaced and not reused. Who is correct?

What part prevents oil from leaking between the engine block and crankshafts flywheel/flex plate end?

2 technicians are discussing engines. Tech A says that an interference engine will sustain bent valves if the timing belt breaks while running. Tech B says that all engines are interference. Who is correct?