Build on "the competition",......

Not sure why you would go through so much effort and knowingly choose a block with fewer mains.

The guy at 12bolt.com has been doing turbo'ed straight six's for awhile.


So an established & renowned NAPCAR engine builder thought it was such a concern that He saw fit to cut the mains down and the rod journals decreasing overlap w/o even increasing stroke, AND putting boost to it, AND stating it'd do 700+ if they wanted it to.......