Sure! I'm just hoping this translates into better gas mileage! Sure seems
like it should!
Jeff
----- Original Message -----
From: mark holbrook <rolling_rock_12@yahoo.com>
To: Jeff McNeal <jmcneal@ohms.com>
Cc: <spitfires@autox.team.net>
Sent: Saturday, June 10, 2000 3:32 PM
Subject: Re: Question about idle after tuneups
> Yeah Jeff, don't worry. This is perfectly normal.
> The only explaination I have is that the combustion
> process is much more efficiant than before when all
> the old ignition was on. Now it takes less fuel/air
> mixture to make the same explosion. Makes sense?
> Mark Holbrook
> --- Jeff McNeal <jmcneal@ohms.com> wrote:
> >
> > I jumped under the valve cover today, adjusting the
> > valves with the help of
> > the old 1/2" open ended wrench that I my grandfather
> > used to use. The same
> > one I used to adjust the valves on my original '67
> > Spitfire 24 years ago.
> > Interesting, nice thoughts ran through my head while
> > I was working with a
> > tool that's older than my car. Life goes on.
> >
> > I adjusted the valves with the plugs out (glad to
> > see that they were clean,
> > but a couple were a little oily on the threads) and
> > found that it was
> > easiest to use the solenoid button to to goose the
> > engine in small amounts
> > in order to adjust the valves. Anything wrong with
> > this technique? It
> > seemed much easier to me than trying to turn the
> > engine by hand, roll the
> > car while in gear, etc. This is how I used to do it
> > years ago. I also use
> > the solenoid button to open the points for
> > adjustment.
> >
> > A couple of the valves were pretty tight. I
> > adjusted all to .010, replaced
> > the valve cover, replaced all the ignition wires,
> > threw on a new rotor and
> > distributor cap (keeping my old ones for spares in
> > the trunk tool box) and
> > put in all new plugs. I also readjusted the gap on
> > the points to .015. Not
> > surprisingly, the car ran much better than it ever
> > has -- it's also running
> > much better cold now than when before. Huge
> > difference there, actually.
> > One thing that surprised me was that my idle jumped
> > up by about 700 RPM
> > after the tune-up! Is this standard behavior for a
> > freshly tuned engine?
> > BTW, I did measure 1/4 to 1/2 more resistance in my
> > old plug and coil wires
> > than the new ones showed. TIA
> >
> > Best wishes,
> >
> > Jeff in San Diego
> >
> > '67 RHD Spitfire Mk3 aka "Mrs. Jones"
> > Jeff's Classic '67 Spitfire Mk3 site & Vintage
> > Spitfire Webring
> > http://www.ohms.com/spitfire/spitfire.shtml
> > home of the NEW Totally Triumph Auction
> > "By Triumph enthusiasts, for Triumph enthusiasts"
> > http://www.ohms.com/cgi-bin/TRauction.cgi
> > and... The Triumph Autos/Parts Wanted Listings
> > http://www.ohms.com/cgi-bin/TRwanted.cgi
> > ....plus a few other surprises!
> >
> > * * * * * * * * * * * * * * * * * * * * * * * * * *
> > * * * * * * *
> >
> >
>
>
> =====
> -Mark Holbrook-
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! Photos -- now, 100 FREE prints!
> http://photos.yahoo.com
>
|