Wilhelm, you may find some of these links useful for picking "Volvo brains" http://www.volvoclub.org.uk/parts2.htm I can tell you water pump's different too *grumble* Best Wishes Martin #1458 DOC UK wilhelm starberg wrote: > Hi, > > The previous owner of my car installed a brand new Volvo engine a > couple of years ago, I think it is from a 760 - it looks identical to a DeLorean engine. > > There is a couple of things done that I find a bit strange: > > -The vacuum line between the charcoal canister and the throttle edge tapping is missing. > > -There is a vacuum line going straight from the throttle edge tapping to the spark advance > on the distrubitor - the solenoid valve is bypassed. > > -The control pressure regulator seems to be a "760 type" - no vacuum conections. > > -The thermal control valve is not used. > > What is this? should I buy a new CPR and the other stuff that is missing, and make the vacuum > system "original" again - or should I leave it as it is. > Does not the vacuum line between the charcoal canister and the throttle edge tapping serve a purpose? > > Thanks, > > Wilhelm Starberg > #10816