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From: "ZOOKS AVIATION SERVICES INC.  cw" <fly@zooksaviation.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-800010@logan.com>
Subject: Re: [FlyRotary] Re: Returnless fuel systems
Date: Thu, 17 Mar 2005 07:33:33 -0500
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Likely unrelated but may be a factor. If you are using a returnless Fuel 
Delvery System, you do not have the
heat transfer to return fuel to cool the injectors. I am not saying this is 
an issue but something to look out for.

See experience on www.zooksaviation.com

Mike Zucco


----- Original Message ----- 
From: "Jim Sower" <canarder@frontiernet.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Wednesday, March 16, 2005 11:56 PM
Subject: [FlyRotary] Re: Returnless fuel systems


> <... politicians don't want you to know that ... oxygenated fuel has 
> caused a rash of carb fires ...>
> How doses oxygenated fuel start a fire on an injected car?  There's no 
> carbs for YEARS.
> I heard that the big metro areas (and ALL of CA) that can't make their EPA 
> numbers are recovering vapor emitted when filling your car, and that CA 
> for one is legislating vapor pressure down to where it's pretty comparable 
> to 100LL.
> Another nugget that goes virtually nowhere ... Jim S.
>
> WRJJRS@aol.com wrote:
>
>> Finn covered a lot of it in his post, the vaporization in the carb cools 
>> it. This is also the cause of carburator ICING. Many carburated engines 
>> will boil the fuel in the float bowl as soon as you shut off the engine. 
>> Hard starting when hot is a common problem. Straight up vapor lock can 
>> happen in carburated engines when running and it isn't pretty. On of the 
>> problems with some of the types of oxygenated mogas is a return to 
>> vaporlock problems on some engines. The politicians don't want you to 
>> know that the change to oxygenated fuel has caused a rash of carb fires 
>> in high-output situations. Look at the side of the road if you live near 
>> the grapevine in SoCal, you can hardly go two miles without seeing where 
>> some poor souls car flamed on and burned. Close to me on hiway 152 in 
>> central california it's even worse. FWIW.
>> Bill Jepson
>
>
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