will my cylinder head swap cause bottom end problems?
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Seasoned Member
Joined: Jul 2011
Posts: 322
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From: Sierra Vista AZ
Year: 1990
Model: Cherokee
Engine: 4.0
So I'm all done installing my reman'd cylinder head.A friend comes by and I explain to him why I was doing the swap.He tells me that in 6 months ill likely see an oil consumption/smoking issue because of the fresh top end going on a broken in bottom end. Any truth to this?
Member
Joined: Jul 2010
Posts: 118
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From: Largo, Florida
Year: 1993
Model: Cherokee
Engine: 4.0
Well it depends on the condition of your cylinders and rings. What did your cylinder walls mic out too? Why did you replace your head in the first
place? More info is needed to determine the answer to your question.
place? More info is needed to determine the answer to your question.
Thread Starter
Seasoned Member
Joined: Jul 2011
Posts: 322
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From: Sierra Vista AZ
Year: 1990
Model: Cherokee
Engine: 4.0
Reasoning for the head swap is that I destroyed the lower T stat housing bolt hole, when I tried to remove a broken bolt from it and broke the casting.
Upon removal of the old head,the combustion chambers were totally dry and the spark plugs were all a uniform brown/white color indicating a good burn.When the cylinderts were inspecyted I could still see crosshatching. I didn't mic the cylinders with a bore gauge while the head was off.
Upon removal of the old head,the combustion chambers were totally dry and the spark plugs were all a uniform brown/white color indicating a good burn.When the cylinderts were inspecyted I could still see crosshatching. I didn't mic the cylinders with a bore gauge while the head was off.
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