[DeTomaso] Engine stalls on start up -Help!!!

Mon Jul 29 17:40:22 EDT 2019

Bob did my carb based on the engine specs and it’s magnificent. 

Mike

Sent from my iPad

> On Jul 29, 2019, at 12:53, Julian Kift <julian_kift at hotmail.com> wrote:
> 
>   Send the carb to Bob at Comeptition Carburetion here in Reno, he's a
>   legend. He'll rebuild and tune it to your engine specs and it will work
>   a charm straight out of the box.
> 
>   I only recently realized he does distributors as well, re-bushes and
>   reworks them removing all the inherent slop. A friend had one done for
>   a sprint car and was amazed at the impact.
> 
>   [1]https://www.competitioncarburetion.com/
> 
>   Julian
>     __________________________________________________________________
> 
>   From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf of
>   Pantdino via DeTomaso <detomaso at server.detomasolist.com>
>   Sent: Sunday, July 28, 2019 3:27 PM
>   To: marshallgsmith at sbcglobal.net <marshallgsmith at sbcglobal.net>
>   Cc: detomaso at server.detomasolist.com <detomaso at server.detomasolist.com>
>   Subject: Re: [DeTomaso] Engine stalls on start up -Help!!!
> 
>   AFAIK carbs have 3 circuits-- idle, cruise, and acceleration.  If the
>   car only runs if you are pumping the gas pedal, it means the
>   acceleration circuit is the only one giving the engine fuel. Every time
>   you depress the pedal quickly the acceleration pump squirts in some
>   fuel.  If it idles but dies as soon as you slowly give it gas, it means
>   the cruise circuit is not working-- probably a clogged jet.
>   If you have the correct fuel pressure, I suspect you're looking at a
>   carb rebuild. No big deal.  I'm mainly a Weber guy, so I don't know if
>   you carb has jets you can access from outside to check them for debris.
>   Jim
>   -----Original Message-----
>   From: marshallgsmith <marshallgsmith at sbcglobal.net>
>   To: Julian Kift <julian_kift at hotmail.com>; detomasoregistry at gmail.com
>   <detomasoregistry at gmail.com>; Panteratime <panteratime at aol.com>
>   Cc: detomaso at server.detomasolist.com <detomaso at server.detomasolist.com>
>   Sent: Sat, Jul 27, 2019 7:43 pm
>   Subject: Re: [DeTomaso] Engine stalls on start up -Help!!!
>     First things first. Pull the fuel line off and see if you have fuel
>     pressure from the pump.
>     Sent from my Verizon, Samsung Galaxy smartphone
>     -------- Original message --------
>     From: Julian Kift <julian_kift at hotmail.com>
>     Date: 7/27/19 3:43 PM (GMT-09:00)
>     To: detomasoregistry at gmail.com, Panteratime <panteratime at aol.com>
>     Cc: detomaso at server.detomasolist.com
>     Subject: Re: [DeTomaso] Engine stalls on start up -Help!!!
>     If it's that low on gas you may have started picking up the dregs in
>     the tank, which may have some water in it given hygroscopic nature of
>     ethanol blended fuels. Also fuel evaporates from fuel bowls etc. and
>     leaves a layer of varnish which takes a little while to wash back
>   off.
>     Do you aheva cold satrt (choke) circuit? If so is it manual or
>   electric
>     and functional?
>     Modern AGM batteries don't like being fully discharged, in fact it
>   cuts
>     their life in half, I always keep a trickle charger on the car when
>   not
>     in use for more than a week, there is likely always some level of
>     parasitic drain.
>     Julian
>     ________________________________
>     From: DeTomaso <detomaso-bounces at server.detomasolist.com> on behalf
>   of
>     Panteratime via DeTomaso <detomaso at server.detomasolist.com>
>     Sent: Saturday, July 27, 2019 4:01 PM
>     To: detomasoregistry at gmail.com <detomasoregistry at gmail.com>
>     Cc: detomaso at server.detomasolist.com
>   <detomaso at server.detomasolist.com>
>     Subject: Re: [DeTomaso] Engine stalls on start up -Help!!!
>     thanks Chuck--Will put trickle charge on this evening.  step 1 !
>     -----Original Message-----
>     From: The DeTomaso Registry Guy <detomasoregistry at gmail.com>
>     To: 'Panteratime' <panteratime at aol.com>
>     Cc: List DeTomaso Forum <detomaso at server.detomasolist.com>
>     Sent: Sat, Jul 27, 2019 5:48 pm
>     Subject: RE: [DeTomaso] Engine stalls on start up -Help!!!
>     Folks,Scenario:  1972-stock motor with Demon carb--ran great only a
>   few
>     months ago.  Took seats out ot reupholster.  Car sat for a
>     month Car starts and stalls Give it gas-fights to stay running
>     Observations:Very low on gasAmmeter pinned to right the entire minute
>     the car was fighting to run.
>     Added some gas--definitely off E but not a 1/4 tank  ran much longer
>     but still had to feather gas to keep running--Ammeter pinned to
>     right all the time car was struggling to keep running
>     I haven't run the car in a month.
>     Suggestions?  Thoughts?  Thanks!!!
>>>> First deal with the charging issue.
>     Any car (battery) stored for a while will likely need a top-off
>   charge
>     before driving.
>     It can be hard on the system when at max charge for longer periods.
>     Why strain the car's
>     electrical system.
>     *Put a trickle charger directly on the battery until charged.
>     As to the starting or running, it might be the fuel pump (weak, old,
>   or
>     diaphragm failing).
>     You symptoms may be fuel starvation.
>     Should I continue ?
>     Chuck
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> References
> 
>   1. https://www.competitioncarburetion.com/
>   2. http://server.detomasolist.com/mailman/listinfo/detomaso
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