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    Compression Test results / What are REALLY acceptable differences?

    I just had a compression test done and the results were: Left side front to back: 165 170 170 150 Right side front to back: 175 155 170 175 Are these acceptable numbers? The mechanic who performed the compression test said everything was good and that there's nothing to worry about, but doing...
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    How to know when to do a compression test / leak down test? Please Help.

    Hi everyone, I'm hopefully going to be new to the family as I am looking at purchasing an 03 cobra with 74k miles. I went to see it this past weekend and it looked and ran great. I immediately fell in love. Quick background, I'm a huge car fan, but I don't know much about the internals of a car...

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