Date: Thu, 6 May 2004 23:58:43 +0200 From: "Kristian Steve Jensen" <dat0hksjnospam.hitos.no> Subject: Re: Adding a Turbo to a 1993 Saab 900 S Convertible
"Dave Hinz" <DaveMay2004nospam-creek.net> skrev i melding news:2fvq39F2v83pU1nospamberlin.de... > On Thu, 06 May 2004 22:30:39 +0100, Grunff <grunffnospam.com> wrote: > > > > Adding a turbo is a reasonably big job. In addition to all the bits you > > mentioned, there's the issue of compression. Non turbo models have > > higher compression ratios than turbo models. This means that you really > > need to swap the head when putting the turbo on. > > I thought the difference was in the pistons, not the head? > I'm betting the head would need changing. Although I'm not sure, it's fairly likely there are differences in cams and valve size and lift. Kristian