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  1. Focus RS Performance
    This is my second home-made ported head, still learning as I go. The first runs great: the engine has incredible mid-range and the head porting + Ford Performance cams certainly helped. For this second version I went a little further: more porting, in particular on the exhaust side, a bit of...
  2. Focus RS Performance
    I decided to go one step further and do some light porting work to complement the Ford Performance camshafts. No idea how effective but I kept the stock spirit and tried not to lose too much velocity on the inlet, after seeing flowbench results of CNC “dimpled” EB2.3L heads with maxed out...
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