GM Bow Tie Vortec Small Block Engine - Blue Thunder 355
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Grady puts them to the block with Fel-Pro 1144 MLS multi-seal gaskets. The 1144s have a stainless steel inner core and a super-bonding agent on both sides (less than $100 each). They feature a 4.100-inch bore size, a compressed thickness of 0.040-inch, and a volume of 8.5ccs. ARP studs secure the heads. View Related Article
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