[Chevelle-list] B-body fuel tank/9C1 goodies

Wed Aug 29 05:29:48 MDT 2007

I forgot about the trunk floor.  We did cut out part of the center section
of the trunk and made a nice raised patch to clear the pump and lines.
Thought about making it an access panel, but it is not that hard to just
drop the tank if you ever need to repair the pump

On 8/29/07, the.cat at codding.org <the.cat at codding.org> wrote:
>
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> I'm a bit late to this discussion, but...
>
> I'm installing TPI + Megasquirt system, so I needed a high-pressure
> fuel pump. It's easier to pull it from my local wrecker's than it would
> be to sump my stock tank.
>
> There are several kinds of B-body fuel tank that I have found: sedan,
> wagon, 9C1, TBI, and LT1. The TBI fuel pumps operate at a lower
> pressure than the LT1. The sedan tanks have the fill behind the license
> plate, and the wagon tanks have the fill on the left (I think) side. I
> actually bought a TBI tank from a 91 Cadillac, but it was not baffled
> inside. I returned it and pulled one from a 95 LT1 police (9C1 code)
> Caprice. (While I was at it, I pulled the fast-ratio steering box, rear
> disc setup, master cyl + distribution block, and front spindles with
> 12" discs. Total spent? $140. Yeah!)  This tank is baffled. The tanks
> are externally identical.
>
> The tanks are about 1.5" too wide to fit between the framerails on my
> 67. (framerail gap: 38", tank 39.5" wide) The internet rumour mill has
> them fitting a bit better in the 70-72 style, but I don't happen to
> have one of them on hand for measuring. The Caprice also had sheetmetal
> stone shields to protect the tank, as well as some mounting straps that
> look a bit beefier than the stock ones. As well, I cut a section of the
> trunk floor from the Caprice - it's raised to clear the pump and hoses
> from the tank. Some people put in access doors into the trunk floor.
>
> New 9C1 Caprice fuel lines from GM cost about $200, so if they look to
> be in good shape at the wrecker, grab them too. You'll need a special
> tool to disconnect them from the tank.
>
> While you're at it, take the rear sway bar as well. You'll need stock
> rear control arms to use it - it installs under the arms, not bolted
> between them. Apparently the front sway bars fit as well, but the one I
> got is about 3" too wide for my chassis.
>
> I hope this info helps, and I've been phoning around to rent a plasma
> cutter all afternoon. Looking like the grinder's going to come out for
> this one...
>
> Dave.
>
> On Aug 28, 2007, at 8:28 PM, Josh Egler wrote:
>
> > We had to do a small amount of trimming, but yes it just does fit
> > between the rails. It is also really just a little too wide (front to
> > back) to sit clear against the braces like a stock tank. It would
> > work, just not quite as well as I wanted it to.
> >
> > I ended up cutting the brace just in front of where the hold down
> > attaches and basically flattened it out, giving the tank just a little
> > more room to tuck up closer to the body.
> >
> >
> >
> >  On 8/28/07, Rick Schaefer <rickas at gmail.com> wrote:
> >>
> >>
> >> On 8/28/07, Josh Egler <jbegler at gmail.com> wrote: Out the back just
> >> like the Chevelle. There is a filler neck that connects to the tank
> >> with rubber hose. It might take a little modification, but it will
> >> work great
> >>>
> >>>
> >>>
> >>>
> >>> On 8/28/07, mike f <dslwizard at yahoo.com> wrote: Where is the filler
> >>> neck?
> >>>>
> >>>> ----- Original Message ----
> >>>> From: Rick Schaefer < rickas at gmail.com>
> >>>> To: The Chevelle Mailing List <chevelle-list at chevelles.net>
> >>>> Sent: Tuesday, August 28, 2007 2:31:28 PM
> >>>> Subject: Re: [Chevelle-list] Trimming the framerail, what cutter?
> >>>>
> >>>>
> >>>> What advantage does the Caprice tank offer? In-tank pump?
> >>>>
> >>>> On 8/28/07, Josh Egler <jbegler at gmail.com > wrote: I agree totally,
> >>>> a plasma cutter will make this only a few minute job. I also
> >>>> installed a tank from a 95 Caprice
> >>>>>
> >>>>> Josh
> >>>>>
> >>>>>
> >>>>> On 8/28/07, Dan at Earthlink < danmcintosh at earthlink.net > wrote: If
> >>>>> you have access to a plasma cutter, by all means, use that. If
> >>>>> you do not, then use a cut off wheel on a 4 1/2" grinder. Wear
> >>>>> goggles!
> >>>>>>
> >>>>>> Dan McIntosh
> >>>>>> Street Metal Fabrications
> >>>>>> http://www.lowriderimpala.com
> >>>>>>
> >>>>>>
> >>>>>>>
> >>>>>>> ----- Original Message -----
> >>>>>>> From: the.cat at codding.org
> >>>>>>> To:  The Chevelle Mailing List
> >>>>>>> Sent: Monday, August 27, 2007 11:29 PM
> >>>>>>> Subject: [Chevelle-list] Trimming the framerail, what cutter?
> >>>>>>>
> >>>>>>>
> >>>>>>> -----BEGIN PGP SIGNED MESSAGE-----
> >>>>>>> Hash: SHA1
> >>>>>>>
> >>>>>>> Hiya,
> >>>>>>>
> >>>>>>> I'm installing a fuel tank from a 95 Caprice as part of my
> >>>>>>> engine swap,
> >>>>>>> and I need to cut 3/4" off each lower framerail to do it. What's
> >>>>>>> the
> >>>>>>> best tool to use?
> >>>>>>>
> >>>>>>> Dave.
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> >>>>>>> =RHEZ
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> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>> --
> >>>>>>> No virus found in this incoming message.
> >>>>>>> Checked by AVG Free Edition.
> >>>>>>> Version: 7.5.484 / Virus Database: 269.12.9/975 - Release Date:
> >>>>>>> 8/26/2007 9:34 PM
> >>>>>>>
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> Rick Schaefer
> >>>> 72 TPI El Camino
> >>>>
> >>>>
> >>>>
> >>>>  Be a better Globetrotter. Get better travel answers from someone
> >>>> who knows.
> >>>> Yahoo! Answers - Check it out.
> >>
> >>
> >> --
> >> Rick Schaefer
> >> 72 TPI El Camino
> >>
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>
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