I cant handle the pong of ULP in city traffic when a bunch ahead takes off
from the lights or following a big engine up a hill and your air systerm
sucks it into the cabin.
----- Original Message -----
From: "Tom Richardson" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, 1 March 2001 16:03 PM
Subject: Re: EFI L series engines and other fuel problems
> I've always been fairly doubtful about the environmental responsibility
line
> with ULP. When you consider all the crap they add to it to make up for
the
> lack of lead is it really any less polluting? Some of the aromatics
> (*thinks back to organic chemistry*) are supposed to be carcinagenic
aren't
> they? I think it's all a load of garbage personally!
>
> - Tom
>
> ----- Original Message -----
> From: "Justin Friedrichs" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Thursday, March 01, 2001 3:10 PM
> Subject: RE: EFI L series engines and other fuel problems
>
>
> >
> >
> > Yes,
> > apparently GM had a lot to do with the phasing in of ULP, when
> > everything ran on leaded you only needed one pump, billions of dollars
> have
> > been spent on petrol stations ect to accommodate an environmentally
> > friendly publicity stunt by GM by introducing a so called better fuel
ULP.
> >
> > > Heres an intersting thing I heard from my dad. Hear it out and then
let
> > > the comments fly:
> > >
> > > A scientist was studying the petrol industry some years ago when ULP
was
> > > being phased in. His argument was that the big push to bring in ULP,
> > > that the lead in petrol is dangerous to children's health, was a hoax.
> > > Manufacturers wanted to fit new cars with catlithic converters to
filter
> > > the exhaust fumes, the problem was that the lead in petrol was
detroying
> > > the catalithic converters in a few months. So he claimed that the real
> > > reason to push the use of ULP was from the manufacturers of the cat
> > > converters because they wear out in 12 months even when using ULP and
> > > need to be replaced. Obviously theres a profit to be made, and so
enter
> > > stage left ULP and government regs to enforce it ...
> > >
> > > Has anyone heard anything of such a cover up or am I just rambling?
> > >
> > > Anthony
> > >
> > > -----Original Message-----
> > > From: Zac Campbell [mailto:[EMAIL PROTECTED]]
> > > Sent: 1 March 2001 10:57
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: EFI L series engines and other fuel problems
> > >
> > >
> > > I've always ran my car on PULP except for the occasional long trip
when
> > > I
> > > ran on leaded.
> > > I've always been told ULP is fine in an L-series. Those that tell you
> > > otherwise seem to not know much about Datsun motors specifically.
> > >
> > > zac
> > >
> > > ----- Original Message -----
> > > From: Justin Friedrichs <[EMAIL PROTECTED]>
> > > To: <[EMAIL PROTECTED]>
> > > Sent: Thursday, March 01, 2001 9:50 AM
> > > Subject: RE: EFI L series engines and other fuel problems
> > >
> > >
> > > > Hi List
> > > > I have been told by an engineer and a engine builder that any L
series
> > > > datsun with an alloy head can run unleaded fuel, it does not need
LRP
> > > as
> > > > alloy heads are softer than the valves so valve recession or scoring
> > > would
> > > > not be a problem. Appartently using unleaded fuel is only a big
> > > problem if
> > > > the head is cast iron obviously much harder than aluminium where
valve
> > > > problems occur.
> > > > But I am still a bit careful, I use premium every other tank full.
> > > >
> > > > Justin
> > > >
> > > >
> > > >
> > > >
> > > > > I read that article in the Perth Street Car magazine a couple of
> > > years
> > > ago
> > > > > when
> > > > > we first got LRP over here.I had already been running the LRP for
a
> > > couple
> > > > > of
> > > > > weeks and couldn't figure out why my plug readings were always
> > > rich(black
> > > > > soot).Even my rear bumper had black soot on it.The 02 sensor
> > > indicated a
> > > > > good
> > > > > mixture and no oil was being used.I then changed to BP Ultimate 98
> > > and
> > > got
> > > > > some
> > > > > color back in the plugs.If the motor is going to be pushed for
> > > extended
> > > > > periods
> > > > > then I add a bit of Redline lead replacement addative for extra
> > > > > saftey.Running
> > > > > the addative was on the advise of my local engine reconditioner
who
> > > looks
> > > > > after
> > > > > a few desert racers.He told me that one of the motors running on
> > > premium
> > > > > had bad
> > > > > valve recession and cylinder scoring while the other had been
> > > running
> > > > > C16(high
> > > > > lead) and was in good condition after one season.He then used the
> > > Redline
> > > > > lead
> > > > > substitute with the premium and found very little or no valve
> > > recession
> > > > > after a
> > > > > season.He reckons any high performance especially turbo charged
cars
> > > even
> > > > > late
> > > > > model engines that are being put under load for long periods
should
> > > use
> > > > > some
> > > > > sought of valve and cylinder protection.
> > > > > Andrew Smith
> > > > > Errol Smith wrote:
> > > > >
> > > > > > Terry,
> > > > > > The anti-seize was for the plug threads to aid plug removal.
> > > > > > It makes it a bit hard to come up with inexpensive valve build
> > > specs
> > > for
> > > > > a
> > > > > > good streeter now doesn't it.
> > > > > > I think the full race treatment with Serdi Silchrome (Silicon
> > > chromium
> > > > > > steel) seat inserts and 214N stainless valves may become the
> > > standard
> > > > > fare
> > > > > > for normal engines, to handle these crap fuels.
> > > > > > That article was a good read thanks Terry
> > > > > > Cheers
> > > > > > Feral Errol
> > > > > > mailto:[EMAIL PROTECTED]
> > > > > > http://www.datrats.com.au/
> > > > > >
> > > > > > -----Original Message-----
> > > > > > From: [EMAIL PROTECTED]
> > > > > > [mailto:[EMAIL PROTECTED]]On Behalf Of Terry
> > > Rudd
> > > > > > Sent: Tuesday, February 27, 2001 10:38 PM
> > > > > > To: [EMAIL PROTECTED]
> > > > > > Subject: RE: EFI L series engines and other fuel problems
> > > > > >
> > > > > > Errol,
> > > > > >
> > > > > > LRP is indeed PULP with an avsr (anti valve seat recession)
> > > additive.
> > > > > >
> > > > > > Here an excerpt from an interesting article from Redline and the
> > > link
> > > to
> > > > > the
> > > > > > complete article for whoever is interested is below. It's a good
> > > read.
> > > > > >
> > > > > > "We will be using the LRP formulae the fuel companies decide are
> > > the
> > > > > most
> > > > > > commercially acceptable, for them, in the vehicles we are trying
> > > to
> > > use,
> > > > > to
> > > > > > preserve and enjoy, so perhaps we should have a look at the fuel
> > > we
> > > are
> > > > > > being asked to use in our pride and joy and see what our options
> > > may
> > > be.
> > > > > The
> > > > > > basis for the new wonder LRP is Unleaded Petrol. In fact it is
> > > Premium
> > > > > > Unleaded, because adding a volatile hydrocarbon to accelerate
and
> > > > > stabilize
> > > > > > the burn rate of the fuel has raised the octane."
> > > > > >
> > > > > > http://members.iinet.net.au/~peter99/FEB2000.HTM
> > > > > >
> > > > > > regards
> > > > > > Terry
> > > > > >
> > > > > > -----Original Message-----
> > > > > > From: [EMAIL PROTECTED]
> > > > > > [mailto:[EMAIL PROTECTED]]On Behalf Of Errol
> > > Smith
> > > > > > Sent: Tuesday, 27 February 2001 8:27
> > > > > > To: [EMAIL PROTECTED]
> > > > > > Subject: RE: EFI L series engines and other fuel problems
> > > > > >
> > > > > > Richard,
> > > > > > Sounds like a liberal coating of anti-seize is the go.
> > > > > >
> > > > > > Cheers
> > > > > > Feral Errol
> > > > > > mailto:[EMAIL PROTECTED]
> > > > > > http://www.datrats.com.au/
> > > > > >
> > > > > > -----Original Message-----
> > > > > > From: [EMAIL PROTECTED]
> > > > > > [mailto:[EMAIL PROTECTED]]On Behalf Of
Richard
> > > Clough
> > > > > > Sent: Tuesday, February 27, 2001 7:29 PM
> > > > > > To: [EMAIL PROTECTED]
> > > > > > Subject: Re: EFI L series engines and other fuel problems
> > > > > >
> > > > > > You are right about the spark plugs getting crappy with LRP.
> > > > > >
> > > > > > I thought I was going to strip the thread in the alloy head when
I
> > > went
> > > > > to
> > > > > > remove the plugs, after only 1000 kms using LRP. The carbon was
> > > > > embedded
> > > > > > into the lower thread and I suspect after a few plug removals,
> > > helicoils
> > > > > > will be as rare as hen's teeth. I had to really apply torque on
> > > the
> > > > > plug
> > > > > > spanner for about a quarter of every plug extraction before they
> > > > > loosened to
> > > > > > a "normal" plug removal feel.
> > > > > >
> > > > > > I have just read that LRP is Premium ULP with a lead replacement
> > > > > > additive(Today's RACV monthly) - could this be correct?
> > > > > >
> > > > > > ----- Original Message -----
> > > > > > From: "Tuting, Anthony" <[EMAIL PROTECTED]>
> > > > > > To: <[EMAIL PROTECTED]>
> > > > > > Sent: Tuesday, 27 February 2001 9:40 AM
> > > > > > Subject: RE: EFI L series engines and other fuel problems
> > > > > >
> > > > > > > That LRP is nothing but trouble, my mum was putting it in her
> > > car
> > > ('80
> > > > > > > C0r0na) and was wondering why the car was running so bad,
there
> > > was
> > > no
> > > > > > > pickup, no power just simply no guts. I told her not to fillup
> > > at
> > > > > Shell
> > > > > > > or Woolworths and so the next day she just got BP and it was
> > > back to
> > > > > > > normal.
> > > > > > > Same thing happened to my friend on the weekend, his '83 L@$er
> > > was
> > > > > > > nearly stalling at idle and he had done the same thing, told
him
> > > to
> > > > > put
> > > > > > > some 'real' fuel in and it was all good.
> > > > > > >
> > > > > > > Has anyone noticed that the spark plugs get crapped up a lot
> > > quicker
> > > > > > > from this stuff?
> > > > > > >
> > > > > > > -----Original Message-----
> > > > > > > From: Zac Campbell [mailto:[EMAIL PROTECTED]]
> > > > > > > Sent: 26 February 2001 21:54
> > > > > > > To: [EMAIL PROTECTED]
> > > > > > > Subject: Re: EFI L series engines and other fuel problems
> > > > > > >
> > > > > > >
> > > > > > > Richard! Amy hasn't been running the Capella on that horrid
LRP
> > > has
> > > > > she?
> > > > > > >
> > > > > > > zac
> > > > > > >
> > > > > > > ----- Original Message -----
> > > > > > > From: Richard <mailto:[EMAIL PROTECTED]> Clough
> > > > > > > To: [EMAIL PROTECTED]
> > > > > > > <mailto:[EMAIL PROTECTED]>
> > > > > > > Sent: Sunday, February 25, 2001 10:13 PM
> > > > > > > Subject: Re: EFI L series engines and other fuel problems
> > > > > > >
> > > > > > > Zac,
> > > > > > > Its called PT, not a Cruiser by Chrysler - public transport!
> > > > > > >
> > > > > > > So where's your good advice on whats wrong with the Mazda? I'm
> > > > > thinking
> > > > > > > it may be a tight tappet adjustment, any other thoughts?
> > > > > > >
> > > > > > > ----- Original Message -----
> > > > > > > From: Zac <mailto:[EMAIL PROTECTED]> Campbell
> > > > > > > To: [EMAIL PROTECTED]
> > > > > > > <mailto:[EMAIL PROTECTED]>
> > > > > > > Sent: Saturday, 24 February 2001 22:20 PM
> > > > > > > Subject: Re: EFI L series engines and other fuel problems
> > > > > > >
> > > > > > > So what is Amy driving this week?!
> > > > > > >
> > > > > > > Stay tuned same time next week, for 'The Cloughs'!
> > > > > > >
> > > > > > > :)
> > > > > > >
> > > > > > > ----- Original Message -----
> > > > > > > From: Richard Clough <mailto:[EMAIL PROTECTED]>
> > > > > > > To: Datsun 1600 <mailto:[EMAIL PROTECTED]>
> > > > > > > Sent: Saturday, February 24, 2001 9:24 PM
> > > > > > > Subject: EFI L series engines and other fuel problems
> > > > > > >
> > > > > > > Luke Clough has been have little joy in his 1600 since
> > > installing a
> > > > > VL
> > > > > > > Commodore fuel pump to his EFI L series engine last week. His
> > > idea
> > > > > was
> > > > > > > to overcome fuel starvation being experienced on very hot days
> > > after
> > > > > > > sitting at the lights, by pumping more fuel to cool the rail.
> > > > > > >
> > > > > > > Problem became even more pronounced this week leading to
> > > > > embarrassments
> > > > > > > like pushing the car after it dies at the lights!
> > > > > > >
> > > > > > > I travelled to Melbourne today tandem trailer in tow and I was
> > > under
> > > > > > > instruction by my financial advisor (wife, Lynn) to hand over
> > > her
> > > > > > > Commodore to Luke, so he had reliable transport for work until
> > > he,
> > > or
> > > > > I,
> > > > > > > had his fuel problem sorted out.
> > > > > > >
> > > > > > > I have been nagging him to replace the original fuel pressure
> > > > > regulator
> > > > > > > ever since he fitted the engine, as its adjustment thread was
> > > worn
> > > > > out.
> > > > > > > Obviously motivated by the threat of driving the Commodore,
Luke
> > > > > finally
> > > > > > > did it today. The replacement regulator cost $4 (off a 6 cyl
> > > EFI
> > > > > > > Skyline). So far, his engine is purring and pulling strongly
at
> > > 5500
> > > > > -
> > > > > > > something it didn't do before- hopefully problem solved.
> > > > > > >
> > > > > > > I'm not saying anything.
> > > > > > >
> > > > > > > Meanwhile his sister Amy's Mazda Capella (piston engine) has
> > > been
> > > > > > > reluctant to start when cold. It pops and spits back as if
it
> > > has
> > > a
> > > > > > > manifold leak, or is running lean. But as soon as it gets a
> > > tiny
> > > bit
> > > > > of
> > > > > > > heat in the engine it runs like a watch. I have swapped
> > > carbies,
> > > > > fitted
> > > > > > > a new coil, leads and points, checked for leaks in the
manifold.
> > > No
> > > > > > > change.
> > > > > > >
> > > > > > > Any Suggestions anyone?
> > > > > > >
> > > > > > > I had to smile as I was coming home from Melbourne tonight
still
> > > > > towing
> > > > > > > the tandem, with the Mazda leering at me in the rear view
> > > mirror. I
> > > > > was
> > > > > > > supposed to be bringing the Datto home to fix, but a simple $4
> > > part
> > > > > got
> > > > > > > it going well. However, $64 didn't fix the Mazda - typical.
I
> > > wish
> > > > > we
> > > > > > > had another 1600 for Amy.
> > > > > > >
> > > > > >
> > >
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