DeLo ECU is set for 750 RPM... The PRV is a small engine. It doesn't idle well at 500-600 RPM. You can try it manually if you want to see (procedure is in the "Files" section). Volvo B28 spec is 900 RPM (both E and F Series). Bill Robertson #5939 >--- In dmcnews@xxxxxxxxxxxxxxx, "stainlessilusion" <5n-@xxxx> wrote: > > > I'm hearing of people having too low of an idle-while I can't get mine > anything under 7-8 hundred. How low can a factory new engine idle? I > have a new butterfly assembly, the whole thing not just the shaft and > flies, Put in O-rings and checked every single vac line...With the > adjustment screw missing I still get 7-8. Any ideas? -----Dani B. #5003 To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/