Originally Posted by
steven8489
Martysmartie all I have done was replace the head gasket and had my pistons skimmed and pocketed. I have an engine wiring harness which is labelled up from new and on the tag it has boost on it with a connector to be plugged into somewhere. It is not my MAP sensor one as this is already connected.
I have Just noticed that my dump valve is constantly open during tick over..Any ideas??
That makes sense, it's the Amal valve connector as Stu and I mentioned above, with it disconnected you will run lower boost, it's mounted on top of the intercooler.
Martin