Posted by Andy T. on September 25, 1998 at 18:10:04:
In Reply to: Re: 230 bored .30 = ???? posted by Roger Mesenbrink on September 25, 1998 at 17:58:46:
equation is radius (new bore 3.25 + .030 = 3.28 divided by 2 = 1.64) squared x 3.14 x 4.625 (stroke) x 6 = 234.35829