Factory 207 bottom end?
Cossie oil pump
Proper head work, decent cams, big snail & 2 bar?
or Cossie 2.2 stroker?
I haven't seen a reliable 257 yet.
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[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]
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