tpi for an early jaguar

[Diane Stowe]

ok, thanks, mine is a '72 S1.

Diane
----- Original Message -----
From: "Romans, Mark" <romans at starstream.net>
To: <gmecm at diy-efi.org>
Sent: Saturday, December 09, 2000 9:19 AM
Subject: Re: tpi for an early jaguar


> The factory vent lines for (at least on my car 74  XJ12L were very small.
> They were at the gas cap fillers.  I would continue to use them as vents.
> The charcoal canister was in the left front fender well, in front of the
> wheel.
> I just left it stock.
> My XJ12L had fuel return lines stock, and I converted the car to a
> carbureted
> 406 small block.  I changed the stock fuel pumps to in line AC Delco fuel
> pumps
> but left all the fuel switching hardware stock.
> If I had converted it to Fuel Injection, I would have put high pressure AC
> delco
> fuel pumps in place of the stock pumps and left all else stock.
> I would suggest that you check a wrecking yard for fuel return lines and
> routing.
> If you can't pull the fuel lines off a later car, at least if you take
some
> notes you
> can see how jaguar routed the lines.
> Good Luck, it should be a nice car.
> What year is your car?
> Mark
> ----- Original Message -----
> From: "Diane Stowe" <DianeS at speakeasy.org>
> To: <gmecm at diy-efi.org>
> Sent: Friday, December 08, 2000 10:01 PM
> Subject: Re: tpi for an early jaguar
>
>
> > Thanks, I was going to run a new metal line to the rear, the same size
as
> > the return off the tpi. What size is that btw ? (I haven't had my tpi
> > delivered yet), and then to a return line switch in the trunk, then to
the
> > appropriate tank in use via the port in the middle/top of the tank.
> >
> > however as I ponder the increased fuel turbulence in the tank, I can see
> > where there would be more fumes created in each tank. I really would
like
> to
> > have a proper vent line running to a charcoal canister, etc. like a real
> car
> > would.
> > in fact I think I'll run a new vent line too, I am sure my old metal
vent
> > line underneath the car is totally and hopelessly plugged.
> >
> > I have to find and rip out all of the totally junk and absurd jaguar
vent
> > tubing in the trunk, it would give me great pleasure.
> >
> > I do think that there is a smaller second vent line at the top, perhaps
> next
> > to the fuel fillers ?, (all of my tanks are in the car, and the manuals
> are
> > not much help with this). even though this is hard work, it's got to be
> > better than 3 fuel pumps and all of the other stock jaguar nonsense. I
> > cannot imagine fixing newer jags, I saw a few at a salvage yard half
torn
> > apart, my '72 has 1/48 of the wiring.
> >
> > if anyone has any other ideas please let me know.
> >
> > thanks, Diane.
> > ----- Original Message -----
> > From: <Tedscj at aol.com>
> > To: <gmecm at diy-efi.org>
> > Sent: Friday, December 08, 2000 8:44 PM
> > Subject: Re: tpi for an early jaguar
> >
> >
> > > In a message dated 12/8/00 11:39:48 AM Eastern Standard Time,
> > > romans at starstream.net writes:
> > >
> > > > DON'T use the vent lines for return!  They barely work as vents!
> > > >  If you like driving a Molotov Cocktail go ahead.
> > > >  I had problems just keeping the vent lines on as vents on my
> > > >  74XJ12L!
> > > >  Please figure something else out!  Like maybe pulling a set of
> > > >  factory return lines of a later MY jag.
> > > >  Mark
> > >
> > > I used the vent line going back to the trunk, but I bypassed the rest.
> If
> > > you use the vent line that goes to the rear of the car and then use
NEW
> > line
> > > from there to the vents in the tanks (only a few feet), you will be
> fine.
> > > There is a second vent in the fuel fillers.  I believe these are the
> ones
> > > that run to the interior of the car and give you that gas smell (the
> > British
> > > are brilliant, aren't they!?!).
> > > Sorry I wasn't more detailed the first time.
> > > Ted
> >
>
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