Audi Volkswagen 1.8T 2.7T K03 K04 KO3 KO4 KO6 turbo rebuild kit

KO3 / KO4 turbo upgraded rebuild kit Includes: front piston ring seal rear piston ring seal compressor housing o ring 6 turbine housing bolts and brackets upgraded 360 degree triple oil port thrust bearing Rear bearing retainer clip Front bearing retainer clip retainer clip oil deflector black o ring journal bearing compressor nut Thrust collar Upgraded Thrust spacer (wider in diameter to provide more surface area on thrust bearing) 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.  This kit is a universal kit, it has some parts that other model turbos do not use. The red o-ring in the KO3 rebuild kit is for the mini cooper and Saturn sky turbos but most other turbos have the compressor housing sealed to the plate with silicone. This KO3 KO4 KO6 rebuild kit fits: mini cooper KO3 Audi VW Golf GTI & Jet