454 blocks
 

Looking for 2 454 MkIV 4bolt blocks, dont need to be standard will be boring to .060 to match up with existing parts anybody got some close to michigan thanks Randy

I have two mark IV 454 long blocks. I block has a crack in a cylinder the other is in good shape but needs complete refresh. Both were mercruiser 420 from my formula 1987

blocks
 

thanks, please call mark 616-402-2186

Hello Marc,
I am sorry I didn't call sooner but I was away from the computer for a while. Give me a a call when you can 603-235-0976 Steve

I have 3 blocks all 4bolt $250 ea Port Huron MI 519 344-1275 Andy