I used ARP 2000's head studs & case bolts in my semi-closed deck 207 build

It ran up to 1.8 bar on a VF34
It currently runs 1.5bar on a TD05-20g

Motor has done 45,000km since being built.

Perhaps it's just the 2.5's that need all the help they can get to hang together??

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[CENTER][SIGPIC][/SIGPIC][/CENTER]
[CENTER][COLOR=#ff0000]Built Ej207: Semi-closed RA Cases - Wiseco Forgies - Manley rods - BC 272 cams - GDA Heads - billet f/whl - Vi-pec - WbO2 - 800cc Yellow tops - TD05-20G - 409Hp ath @ 1.75bar on E85[/COLOR][/CENTER]