either do i, havent really been in there since last year. a few posts here and there, thats it.
look up HAENZEL he had supertechs. dropped. peter aka 02vw18t, dropped valve; supertech.
sure it could be caused by anything, but even Honda dudes are having issues with supertech valves. they stems are mushrooming where the retainer and locks go. not good.
id just buck up and do Ferrea and know youve got top notch components the first time around.