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bigsnookmaster · 07-03-2010, 08:12 AM

A 400 .030 over is 406, .040 over is a 408. If you take a 400 .030 over with a 3.875 stroke, you have a 420, with a 4.00 stroke you have a 427. I believe that's it, if I'm wrong, feel free to correct me.

07-03-2010, 08:12 AM	#2
bigsnookmaster Registered User Join Date: Jan 2008 Location: St.Petersburg,Fl Posts: 1,267	Re: changing ci's. A 400 .030 over is 406, .040 over is a 408. If you take a 400 .030 over with a 3.875 stroke, you have a 420, with a 4.00 stroke you have a 427. I believe that's it, if I'm wrong, feel free to correct me. __________________ greg http://community.webshots.com/user/68406Stepside