Mini Cooper Flapper repair + K03 K04 Rebuild kit

  Ko3 / ko4 turbo upgraded rebuild kit rebuild kit includes: front piston ring seal rear piston ring seal compressor housing o ring upgraded triple oil port thrust bearing Rear bearing retainer clip Front bearing retainer clip retainer clip oil deflector black o ring journal bearing compressor nut Front collar Bottom collar The upgrade thrust bearing fixes a common wear problem.  The factory thrust bearing only has one oil port and 50% less surface area. The factory bearing commonly wears out above 15psi.  The upgraded bearing will handle past 30psi.    will fit mini Cooper 2007 to 2016 n16 n18 engines r55 r56 r57 r58 r59 r60 r61