Originally Posted By: Mean buzzen half dozen A.K.A. Hank
bore and the 181,250 and 327 ,350 share a 4” bore.

250 what,,,,, has a 4"bore?
Typo?

MBHD

Most likely if the 250 = 3.875" bore x 3.530 stroke


'45 Ford PU
66 Valiant wagon, leaning tower of power.
79 Chevy C10 w/250
02 PT Cruiser Convertable