Brass Insulator (insert) for CIS injection (034 133 555 A). Fits ’85-’92 Golf & Jetta (CIS Only), ’85-’88 Scirocco 8V & 16V, ’90-’93 Passat 16V, ’84 Convertible and ’85-’89 Cabriolet. Also Used in Audi CIS applications. This snaps into 133.342 insulator cup.
Now the you've found these injector seats/cups, focus this o-ring kit, too. You'll need them to complete your installation.
Note: Parts are priced each.