New Minis need to be decoked. Real problem if you dont drive your car on
long trips and blow them out.
Ira Erbs
Portland, OR
typos and artifacts are the fault of my phone
On Sat, May 26, 2018, 2:48 AM Kees Oudesluijs <coudesluijs at chello.nl> wrote:
> Modern fuels will also leave deposits, although much less than the old
> stuff. Additives will not change that. Perhaps a water mist through the
> carbs with a running engine may help to loosen up the carbon and eject
> it through the exhaust.
>
> Modern cars run on lean mixtures which are computer monitored all the
> time and higher engine temperatures. Our old barges run on relatively
> rich mixtures and lower temperatures thus producing more deposites.
>
>
> Kees Oudesluijs
>
>
>
>
> Op 26-5-2018 om 00:17 schreef Patrick & Caroline Quinn:
> > Hello
> >
> > Is RedEx in its original formula still available?
> >
> > It was very popular during the 1950s as it helped remove combustion
> chamber
> > deposits, thus delaying the need for a decoke and valve grind. If you
> look
> > at the RedEx website it refers to removing deposits on fuel injection
> > injectors, but nothing about combustion chamber carbon deposits.
> >
> > Then again do new modern technology cars develop combustion chamber
> carbon
> > deposits?
> >
> > Hoo Roo
> >
> > Patrick Quinn
> > Blue Mountains, Australia
> >
> > -----Original Message-----
> > From: Healeys [mailto:healeys-bounces at autox.team.net] On Behalf Of Peter
> > Dzwig
> > Sent: Saturday, 26 May 2018 2:20 AM
> > To: 'Bob Spidell'; 'Healeys'
> > Subject: Re: [Healeys] Diesel BJ8
> >
> > Dose of RedEx?
> >
> > Peter
> >
> > On 25/05/2018 04:16, Patrick & Caroline Quinn wrote:
> >> Hello
> >>
> >> The six-cylinder engine in the BN3 used to do the same and then we took
> it
> > on some long trips of 500 miles or so. Never happened again.
> >> Previously the use the car received was relatively short which allowed
> for
> > a build-up of carbon deposits in the combustion chambers. The long runs
> > managed to get rid of the deposits.
> >> Remember our cars were built in an era when a decoke and valve grind was
> > an annual or biannual event and I suspect that such a thing doesn't
> happen
> > in this day and age.
> >> Hoo Roo
> >>
> >> Patrick Quinn
> >> Blue Mountains, Australia
> >>
> >> -----Original Message-----
> >> From: Healeys [mailto:healeys-bounces at autox.team.net] On Behalf Of Bob
> > Spidell
> >> Sent: Friday, 25 May 2018 12:09 PM
> >> To: Healeys
> >> Subject: [Healeys] Diesel BJ8
> >>
> >> No, I haven't stuffed a Cummins 6-cyl in my BJ8. But, my car has
> >> started dieseling--aka 'running on'--more than it used to. Compression
> >> is high-180PSI give-or-take on all 6--but mixture is good (I think) and
> >> idle is usually around 700-750RPM depending on conditions. Timing is
> >> spec (15deg BTDC at 600RPM, vacuum advance disconnected and port on carb
> >> plugged). I've always run Champion RN12YC plugs, and have never had a
> >> problem with them, but I'm wondering if colder plugs might help.
> >>
> >> Thoughts?
> >>
> >> Bob
> >>
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