Good idea to check the compressions of course. And I presume the reference to O2 sensor means that together with the AirFlowMeter the mixture will be pretty well right - as long as theres no suggestion that any adjustment for lack of air density and the dramatic fall in power that this produces. ----- Original Message ----- From: "gary hradek" <hradek@YAHOO.COM> To: <vanagon@GERRY.VANAGON.COM> Sent: Monday, July 08, 2002 6:34 PM Subject: High elevation adjustments
> Andrew, > o2 sensor should compensate for the higher > elevation. I would suggest you take the time to do a > pressure test of each cylinder while you replace the > plugs. May be informative. gary > Date: Mon, 8 Jul 2002 09:34:11 -0600 > From: Andrew Fox <afox@CNR.COLOSTATE.EDU> > Subject: High elevation adjustments? > > I routinely drive my van at elevations ranging from > 5,000-14,000 feet > here > in Colorado. Above about 8,000 feet i experience loss > of power such > that > I am only able to maintain about 30 mph while keeping > the engine > floored > in second gear. I know its a crime but i routinely > drive my van with > my > foot to the floor for a half hour or longer while > going uphill in > second > gear (auto tranny). So my question is are there any > adjustments I can > make to have a better high elevation driving > experience? Any Colorado > listees out there that can tell me if they get better > or worse > performance > on some of Colorado's steep/high highways (ie I-70)? > Going east up to > the > eisenhower tunnel on I-70 my max speed is about 30 MPH > (second gear, > foot > to the floor, 2.1L, AT). > > Thanks, > Andrew Fox > 86 Westy > Ft. Collins CO > > > __________________________________________________ > Do You Yahoo!? > Sign up for SBC Yahoo! Dial - First Month Free > http://sbc.yahoo.com |
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