are these the parts needed to update the timing chain tensioner for my 16v?

102-050-17-11
104 050 01 66
102 991 00 01
102 993 05 01
007603 020100
007603 027101

if they are im buying them tomorrow at the dealer for the incredible sum of 100 dollars !¡!¡!¡!¡!¡!¡