Originally Posted By fast68plymouth
The deck isn't figured into the fill volume, but certainly has to be figured into the compression ratio calculations.

The pistons stick out of the bore .025(6.5cc) and you guys aren't accounting for that.

The cr is 14.69 based on the info in the original post.

It's not really debatable.......... It's just simple math.

OK, not meaning to debate really, just trying to understand.
Thanks!