08 superjet heads install help!

[cookerq62]

I would guess it feeds water to the exhaust. Keep it hooked up.

 

[beer-pong]

but how there is two fittings on my new head i know to get an adapter but if i put it on the second hole on the head theres no water there right?

 

[cookerq62]

both of the holes for water on the ada head go to the head/cylinder's waterjacket.