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Automotive Technology

Trade & Technology

Quiz 13 :

Engine Sealing and Reassembly

Quiz 13 :

Engine Sealing and Reassembly

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A torque-to-yield bolt can be reused if it is not damaged.
Free
True False
Answer:

Answer:

False

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Technician A coats head gaskets with black RTV. Technician B coats exhaust manifold gaskets with red RTV. Who is correct?
Free
Multiple Choice
Answer:

Answer:

D

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Molded rubber gaskets should be coated with hardening-type sealer prior to installation.
Free
True False
Answer:

Answer:

False

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On some OHC engines, the camshaft[s] must be removed to adjust the valve lash.
True False
Answer:
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A gasket installed upside down or reversed may cause loss of oil pressure, overheating, and engine failure.
True False
Answer:
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The shop manual should have a picture of the head bolt tightening sequence. If there is no shop manual or technical data available, the best tightening sequence would be:
Multiple Choice
Answer:
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After the break-in period, the cylinder head and intake manifold bolts may need to be retorqued.
True False
Answer:
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When lubrication of a fastener is recommended prior to installation, ______.
Multiple Choice
Answer:
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All head bolts in an engine are the same length.
True False
Answer:
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What should be done to correct bolt holes in the block that are pulled up [raised]?
Multiple Choice
Answer:
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Prior to adding oil, a freshly rebuilt engine should be cranked for thirty seconds to enable the crankshaft and rod bearings to wear in.
True False
Answer:
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The proper engine break-in procedure is a test run at ______.
Multiple Choice
Answer:
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Elasticity means that a bolt can be stretched or compressed.
True False
Answer:
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After the head has been resurfaced on an OHC engine, a stackable multilayer aftermarket head gasket can be used to restore proper cam timing.
True False
Answer:
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Gasket sealants should be used on all gasket installations.
True False
Answer:
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Tightening of a bolt should be done with an impact wrench followed by a torque wrench.
True False
Answer:
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What keeps the cylinder head and block aligned before the head bolts are torqued?
Multiple Choice
Answer:
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What part of the head gasket is in contact with the combustion gases?
Multiple Choice
Answer:
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To provide a good sealing joint between the cylinder head and exhaust manifold, apply a sealant to the machined surfaces.
True False
Answer:
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A gasket adhesive does not add to the gasket's sealing ability.
True False
Answer:
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