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  1. 2007 Gmc Sierra 2500hd

    2007 Gmc Sierra 2500hd

    2007 Gmc Sierra 2500hd
  2. 2003 Gmc 2500hd

    2003 Gmc 2500hd

    '03 GMC SLT CC SWB Curtis Halverson (EED-Extreme Engine Development) built LB7 (.040" over LBZ block) Howards rods-cut, relieved, ceramic & teflon coated "40 over" Mahle forged pistons, Hellfire rings,-EED "Bullet" cam(210/228 [email protected]"-.453/.470 valve lift-112 lobe centre), EED modified...