TBI injectors (just humor)

[Shannen Durphey]

No, I misunderstood where you were looking.  Use this picture as a
guide.  4.3 injectors are different from 8cyl brothers.

http://www.diy-efi.org/gmecm/component_info/tbi_injectors.html

Shannen

Mathieu Blais wrote:
> 
> if I get it right, the only color I see on all of the injectors (both the
> 4.3L and 5.0L) is orange, it's like some plastic that cover the two
> "fingers".  Could they be the same, I did saw on Wrenchead.com that
> replacement numbers were the same?  And as far as the color I see, it's the
> same.  And just to make sure I really got them from a 4.3L, cause now I'm
> not too sure anymore, does the 4.3L have the same throttle body with 2
> injectors as the 5.0L?
> 
>     Math B
>     fireb76 at videotron.ca
> 
> ----- Original Message -----
> From: "Bob Valentine" <bob at tecmark.com>
> To: <gmecm at diy-efi.org>
> Sent: Tuesday, January 30, 2001 6:32 PM
> Subject: Re: TBI injectors (just humor)
> 
> > The colors are on the metal "fingers" that the inj connector latches onto.
> >  They're very often worn off, wiping the grease off them often takes the
> > color with it.  Think of them as the modern equivalent of chalk marks on
> > the frame of an old car....
> >
> > I have two 4.3 TBI's here one from a van, one from a car.  Both have
> > yellow/blue, # 5235203 injectors
> >
> > Here's a repeat from the archives (the older one, gmecm.txt) :
> >
> > Grn/Wht   305 CID eng  about 40 #/hr
> > Org/Blk   350 PU       about 55 #/hr
> > Yel/Brn   350 Cop Car  about 65 #/hr
> > Blu/Blk   Late BBC PU  about 80 #/hr
> > EarlyBBC PU  about 90 #/hr
> >
> > -> Bob Valentine
> > -> bob at tecmark.com
> >
> > At 12:43 AM 1/30/2001 -0500, you wrote:
> > >ok, even if the message wasn't a answer to a previous question for me. It
> > >still help me a lot, by pure hasard.  I went today to get two tbi
> injectors
> > >cleaned and flow checked at a local hi po shop. The guy called me back
> > >saying that one was defective, since nothing was happening when he
> applied
> > >some voltage.  Could be true because I bought the engine last september,
> and
> > >since it was rebuilt never runned back with the tbi unit.  I then called
> at
> > >GM to get the price for a tbi injector for my 89 caprice 5.0L engine,
> about
> > >140$.  But I got some injectors that came from a kind of early 90's Astro
> > >4.3L. And I tried to figure out if they were the same, over diy www, the
> > >only info are for 5.0L and bigger engines.  And as far for the color
> codes,
> > >the only color I see on the injectors is the pin where the connector hook
> up
> > >and both are orange.  Checked on wrenchead.com and they list both the
> same
> > >part number for the injectors for both cars.  So the question is, should
> the
> > >conclusion be that they're the same injectors? Thanks
> > >
> > >    Math B
> > >    fireb at videotron.ca
> > >
> > >----- Original Message -----
> > >From: "Bob Valentine" <bob at tecmark.com>
> > >To: <gmecm at diy-efi.org>
> > >Sent: Tuesday, January 30, 2001 3:12 AM
> > >Subject: Re: TBI injectors (just humor)
> > >
> > >
> > >> I carry a list of injector #'s & color codes (guess where they are)
> when
> > >> crusing the junkyards, or I'd be better off buying lottery tickets.
> > >> Acutally you might be better off buying lottery tickets instead of
> > >> injectors since I recall you saying something about no profit in EFI.
> > >>
> > >> A 2.5 and a 5.0 injectors are not the same Standard Ignition
> replacement
> > >> part #. Might be a physical difference, might be flow, I don't know.
> Get
> > >> a parts book or go to one of the various Internet online autoparts
> > >> (carparts.com is $$$, but works well for this purpose) and look up
> > >> different year/motor/body combos.  Wrenchhead.com search works great on
> > >> partial part numbers.  It can provide some interesting (but not very
> > >> technical) info, sure is fun for killing time at the day job tho.
> > >>
> > >> -> Bob Valentine
> > >> -> bob at tecmark.com
> > >
> >
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