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Re: Vapor Lock Symptoms?

To: "Blue One Hundred" <healey.nut@gmail.com>,
Subject: Re: Vapor Lock Symptoms?
From: "tom felts" <tomfelts@earthlink.net>
Date: Fri, 22 Apr 2005 08:09:01 -0400
Once I thought I had "vaporlock".  It was a clogged take up fuel line in
the tank.  Can would run until it becaue hot, then shut down.  Wait 15
minutes and start the cycle all over again.




> [Original Message]
> From: Blue One Hundred <healey.nut@gmail.com>
> To: scott willis <ahpowered@hotmail.com>
> Cc: <healeys@autox.team.net>
> Date: 4/21/05 10:03:17 PM
> Subject: Re: Vapor Lock Symptoms?
>
> Scott -
>
> You can't really get vapor lock in the engine compartment of a Healey
> because vapor lock only occurs when fuel vaporizes in the line before
> the fuel pump.  That's why old American cars will get vapor lock
> because the fuel pump is mounted to the engine so the fuel in the fuel
> lines in the engine compartment vaporize before getting to the pump
> and then the pump is just sucking air.  With a Healey, the fuel pump
> is in the back so vapor lock is rarely a problem.
>
> Sounds like to me you have a bad coil or condensor that isn't working
> very well when it gets hot.  Maybe also a stuck float or dirty fuel
> lines.
>
> Regards,
>
> Alan
>
> '53 BN1 '64 BJ8
>
> On 4/22/05, scott willis <ahpowered@hotmail.com> wrote:
> > Hi folks,
> > 
> > My 60 BN7 appears to have one carb acting up or vapor lock or???
> > 
> > It happens after the car gets very warm. The weather has been in the
80's
> > lately and it never did this before. I thought I found the problem. The
> > linkage was loose between carbs. I tightened that and all was well until
> > today when I went for a long hard drive.
> > 
> > What are the signs of vapor lock? The fuel pipe carb to carb feels very
hot
> > to the touch though my temp gauge never goes above 180. Could the heat
cause
> > a problem btween carbs? Would the braided fuel lines help? Should I
consider
> > this a potential problem?
> > 
> > My points look good. I have yet to pull the plugs because it happens
> > intermitently but I have been told to through away these Champion
plugs. I
> > have new Autolites ready to install.
> > 
> > I have new plug wires and cap.
> > 
> > I suppose a float could be sticking or I may have some dirt in a jet
etc.
> > I'm just wondering why it gets worse as I get warm.
> > 
> > Thanks for any sugeestions.
> > 
> > Cheers,
> > Scott
> > Mashed BN7




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