January 30, 2011 at 11:26 PM #1 Are the main caps on a Mexican 302 block the same as a 289 hipo? Will they fit on a 289 motor that's not a hipo?
January 31, 2011 at 1:25 AM #2 Mexican caps have the same dimensions as 289 HiPo caps so will fit on any 289 block. They do have different casting numbers however so it's very easy to tell the difference between the two.