What is involved in a master cam replacement on 2003 Nissan Sentra

Mechanic told me that there was coolant mixing with oil and my spark plugs were wet. The car would not start (would turn over), loosing coolant without an apparent leak and the temp would go high then low, loss of power,

by in Concord, NC on December 06, 2013
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1 answer
ANSWER by , December 06, 2013
sounds like a blown headgasket to me.not sure what you mean by master cam repl