tigers
[Top] [All Lists]

Re: [Tigers] Speaking of Vapor Lock...

To: tigers@autox.team.net
Subject: Re: [Tigers] Speaking of Vapor Lock...
From: David Sosna <sosnaenergyconsulting@cox.net>
Date: Thu, 02 Jun 2011 19:51:21 -0700
Hey, Stu:
Sounds like you're halfway to a fuel injection system.
:-)

Best Regards
David Sosna
Tigerless in San Diego ('97 Miata)

On 6/2/2011 6:38 PM, Stu Brennan wrote:
> It was a hot day, no breeze, I just got home in the Tiger, and let it
> idle in the yard a couple minutes while I got something out of the
> garage.  I was also interested is seeing if my new horn block off plates
> made a difference with the temperature rise (maybe a bit).  But before
> the temp got too high, I heard the fuel pump (a Facet type) start
> clattering away, a sure sign of vapor lock.
>
> So, being an engineer, I wondered what could be done about this.
> Relocating the pump to the spare tire well (its now in the stock 1A
> location) might help.
>
> But what could I use to cool it in its stock location?  Suddenly I
> thought of an answer.  Fuel!
>
> At idle the fuel flow is extremely slow, giving it plenty of time to
> heat up in the pump and the lines.  But if it was flowing faster...  Has
> anyone ever considered putting a "T" in the fuel line up near the engine
> and adding a solenoid valve and a return line to the tanks?  Then if
> vapor lock was detected or expected, the fuel flow could be increased
> with no loss, continually cooling the pump and lines with much cooler
> fuel from the tanks.
>
> Crazy idea?  Any other thoughts?
>
> Stu
> _______________________________________________
>
> tigers@autox.team.net
>
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
> Unsubscribe: 
>http://autox.team.net/mailman/options/tigers/sosnaenergyconsulting@cox.net
_______________________________________________

tigers@autox.team.net

Donate: http://www.team.net/donate.html
Archive: http://www.team.net/archive
Forums: http://www.team.net/forums


<Prev in Thread] Current Thread [Next in Thread>