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Original bore and stroke58.5 x 50.6 mmnew bore and stroke59.5 x 50.6so, 3.14*(29.75^2) * 50.6 (pi r squared x stroke)= 141 ish*4 (4 cylinders) = 563ish cc's.(sorry, just wante dhim to be able to figure it out on his own, Sam )Don't forget to round off randomly and use "ish's" a lot to show people you really know what you are talking about! That's how I do it!Fuzzy math = win

Pye

Quote from: mick7504 on October 29, 2009, 09:35:54 PMPye

pi r squared

It will go up from 544.087cc to 562.847cc, simple Sam.

Im going to do a rebuild to my 550 and was debating on putting in 1.00 oversized rings and pistons. How do i calculate how many CCs that will ad?

Quote from: mlinder on October 29, 2009, 09:06:40 PMpi r squaredPi r not squared, Pi r round. Cakes r squared!sorry, had to be said mystic_1