RE: Air shrouded?

[glen powell <gpowell@acacianet.com>]

I believe the 'O ring' you speak of is actually a 'sealing washer' and is located
on the business end of the plastic injector insert - the end down towards the
intake valve - and seals the injector insert to the chamber around the insert.

-glen

>The air shrouded refers to the fact that the later, Viton-tipped injectors
>are not just pressed into the cylinder head like the older ones: they go
>inside a cylindrical  insert which itself screws into the head and provides
>an "air shroud".  These inserts have an additional o-ring associated with
>them, from what I remember.  I've never taken mine out yet, sorry I can't
>be more specific.  

>Best Wishes,
>Alex