Yes, 340 heads will fit on the 318 with the EFI manifold. If you go this route, try to find a set of the 1969 340 heads. There were actually several versions of the 340 head, but the '69 out flowed all the rest. >From: "A. Foster" <monkeypuzzle1@xxxxxxx> >Reply-To: mailing-list@xxxxxxxxxxxxxxxx >To: mailing-list@xxxxxxxxxxxxxxxx >Subject: IML: 340 Heads in 81-83 Imps? >Date: Fri, 07 Jun 2002 21:52:01 -0700 > >Hello All; > The information on the 360's was very interesting and the solution of >pulling one out of a late model Dodge pickup seams to be a smart idea, it >would likely have EFI built in anyhow. Getting back to one of my other >questions, would it be possible to swap the stock 318 heads in the 81-83' >Imperials with a pair of 340 heads and use the stock EFI system? What about >after market 318 heads?From what I understand they have have a more >efficient airflow but will bolt on a 318. It seems that this would involve >less work then swapping motors and fuel systems. Of course swapping rear >ends would be easier as well. >Best Regards >Arran Foster >1954 Imperial Newport >Needing A Left Side Taillight Bezel and other trim parts. > _________________________________________________________________ Chat with friends online, try MSN Messenger: http://messenger.msn.com