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Old 06-22-2012, 12:46 PM
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Originally Posted by 67-4-fun
depends on the calculator.. KB just used 5 as they use a - 5 to represent a dome.. most i would say use a -5 for a relief in the piston.. {non dome} best thing to do is put the figure in and see what you got, if it looks to high with a - infront of number, then just use 5..
Do that first with a motor's known c.r., otherwise you could be just fooling yourself...
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