Quote:
Originally Posted by jerry455
You can freshen heads and add a better cam in an older engine. People do it and do it all the time. That is how horsepower evolves. If you try to do that on an engine that is less than sound, then you can have poor results.
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Mikes reply:
Another way of saying this:
Am I the only one that has heard that
"if you build the top end of a motor the bottom fails and vice versa"?