Mark IV 454 block with mount point for mechanical fuel pump and two piece rear seal.
Four bolt mains
Same block as LS5
Casting #361959, Deck stamp T05165X
Bare block with bearing caps, painted white
Original bore - 4.251"
Low hours in a boat
$200 extra for a pair of oval port heads for rebuild
We also have a forged 454 crankshaft with some minor damage to the rod journals
We have six other 454s to sell. Ask for details.
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