Mild-Mannered 440 Mauler - Part 3, Main Stud Girdle Buttressing the Bottom-End With A CRE Main Girdle HOT ROD StaffWriterAug 01, 2006 See All 20 Photos ...

Head studs, on the other hand, allow us to hold the engine together with more force. Head studs are stronger than head bolts and can withstand up to around 240,000 psi.

Proceeding to the deck of the block, Tim installed 11mm, ARP head studs. This engine was from a 2013 F-150 where Ford reduced the size of the head studs from 12mm to 11mm for that model year.

03. The factory main bearing caps would be reused, but rather than installing them with the standard main bolts, ARP main studs were installed.

Head studs, on the other hand, allow us to hold the engine together with more force. Head studs are stronger than head bolts and can withstand up to around 240,000 psi.