Hot spots found on the cylinder bore near the exhaust valve indicate that the engine has experienced some localized overheating. Technician A says that the hot spots are signs of cylinder bore damage and should be repaired through a resizing process. Technician B says the hot spots are nothing more than carbon stains left by the vaporization of oil on the cylinder bore. Who is correct?

A) Technician A

B) Technician B

C) Both Technician A and B

D) Neither Technician A nor B

Question

Araceli Whitehead

Social Studies

26 September, 14:04

Hot spots found on the cylinder bore near the exhaust valve indicate that the engine has experienced some localized overheating. Technician A says that the hot spots are signs of cylinder bore damage and should be repaired through a resizing process. Technician B says the hot spots are nothing more than carbon stains left by the vaporization of oil on the cylinder bore. Who is correct?

A) Technician A

B) Technician B

C) Both Technician A and B

D) Neither Technician A nor B

+3

Answers (1)

Know the Answer?

Rishi Eaton · Answer 1

D) Neither Technician A nor B

Explanation:

Hot spots on cylinders is an indication of localised heating of the engine, the continuous heating of the engine may cause spots on the cylinder. they are not a sign of bore damage or carbon stains.