It doesn't need a valve to achieve the proportioning, that's done internally with springs as it's a twin o/p cylinder. Martin Quoting John Hervey <john@xxxxxxxxxxxxxxxx>: > I just found something intresting on Page 12 of the Technical Manual > paragraph 4 last sentence: > The brake master fluid reservoir is equipped with a float actuated, low > fluid warning indicator. However, the system ( in Bold ) is not > equipped with a low pressure indicator, a metering valve, proportioning > valve or a combination of these valves. > Intresting. > John Hervey > www.specialtauto.com > www.deloreanautoparts.com 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/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: mailto:dmcnews-digest@xxxxxxxxxxxxxxx mailto:dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> 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/