| Re: [GMCnet] Vaporlock baseline temperatures [message #211718] |
Thu, 20 June 2013 16:52 |
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hnielsen2
Messages: 1434
Registered: February 2004
Location: Alpine CA
Karma: 0
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Senior Member |
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Mike
I have a return line on ours
I'm running the Howell TBI and the return is back in to the filler neck.
I still had a problem untill I installed the diamond plate under the fuel
tanks.
Howard
Alpine Ca
74 Canyon Lands
All is well with my Lord
The best argument against democracy is a five minute conversation with the
average voter
(Winston Churchill)
----- Original Message -----
From: "Michael Morton" <memorton@charter.net>
To: <gmclist@temp.gmcnet.org>
Sent: Thursday, June 20, 2013 14:36
Subject: Re: [GMCnet] Vaporlock baseline temperatures
>
>
> Guys, I just can't believe that everyone keeps trying to over engineer
> this vapor lock problem. I have posted a couple times how I cured my
> problem and been told it wouldn’t work. After rebuilding, restoring,
> and racing many different things for the last 40 years, I believe in the
> KISS principle. (keep it simple stupid). I started racing dirt bikes,
> moved into go carts, drag cars, road race cars, have build 2 motorcycles
> that hold land speed records. But my first love is airplanes. I am a
> licensed aircraft and power plant mechanic and an airline captain. I have
> raced an airplane at Reno, flown airshows in several different aerobatic
> aircraft and presently maintain several war birds that I fly at shows. My
> main hobby is restoring antique aircraft, just finished rebuilding the
> 300hp engine on my airshow aircraft. Lost count of how many aircraft
> engines I have rebuilt over the years. I'm just saying this to show that I
> am no dummy when it comes to mechanical things. I read
> about coolers, tank insulation, in tank pumps, and many more ideas. All
> that is required is a simple fuel return line. Just tap and install a
> fitting in the top of the fuel filter housing at the carb, install another
> one in the fuel filler neck, located in the engine compartment under the
> drivers seat and connect the two with a 1/4 inch line. I did this 2 years
> ago and haven't have a hint of vapor lock problem since. Now I just use my
> electric fuel pump to fill the carb after a long sit to make it start
> easier. With the fuel constantly flowing there is little chance for vapor
> lock and if vapor does form it is routed back to the fuel tank. I did say
> to install the fitting on the top of the fuel filter housing, didn't I?
> This maintains reliable fuel to the carb bowl. Most carburated and fuel
> injected aircraft use a fuel return to combat vapor lock. All the cars I
> own I have bought salvage and rebuilt so I know them inside and out, my
> BMW, and Ford F150 with fuel injection use
> fuel returns, hell even my carburated 1985 Jeep CJ7, and 1966 AC Cobra
> use a fuel return. Just keep it simple, install a fuel return and enjoy
> your ride. After all, we are dealing with a motor home built in the 70s
> using 50s technology, it's not rocket science.
>
> Sorry to toot my horn, but this is not my first rodeo.
>
> Mike Morton
> 1975 Eleganza (Sloopy)
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