EK Motor Oct 2019 (Q5)

With reference to medium speed diesel engine cylinder liners: (a)  Explain the cause and effects of liner polishing or glazing; (6) (b)  Explain the action of an anti-polishing ring during the operation of the engine; (5) (c)  Describe how effective cylinder lubrication is achieved. (5)

Cylinder liner

Oct 2019 (Q6)