Because you're driving slower pulling a load and being careful, or 
because of improved flowstream aerodynamics?....probably the former.�� 
But you did say "highway"....

Rich

San Diego

--- On Tue, 7/20/10, Mike "Rocket J Squirrel" <camping.elliott@GMAIL.COM> wrote:

From: Mike "Rocket J Squirrel" <camping.elliott@GMAIL.COM>
Subject: Re: Gas Mileage Improvements?
To: vanagon@GERRY.VANAGON.COM
Date: Tuesday, July 20, 2010, 4:40 PM

Or pull a small trailer. I get 2mpg better highway fuel efficiency in my
84 Westy when the Westralia is hooked up.

<http://2.bp.blogspot.com/_XFS952PUlmQ/TBA8o-v0viI/AAAAAAAACV8/gXos84XiSf8/s1600/IMG_1504.JPG>
--
Rocky J Squirrel

Mike wrote:
> The most dramatic improvement that I've found on my '87 Westy automatic was
> measured at a constant 75 mph highway driving, versus 65 mph, versus 55
> mph.
> 3 to 5 mpg gain!
>� Enjoy the scenery by driving slower on longer trips!
>
>� Mike B.
>
> --------------------------------------------------
> From: "Edward Maglott" <emaglott3@GMAIL.COM>
> Sent: Tuesday, July 20, 2010 6:48 PM
> To: <vanagon@GERRY.VANAGON.COM>
> Subject:� � � Re: Gas Mileage Improvements?
>
>> In my 86 2.1 Auto I get 18 at best.� On the hwy I try to stay under
>> 60 and that helps.� recent "mix" tank was 15.9, on a trip that was a
>> lot of mtn driving, mostly not on interstates, it was 17.1, 17.2, 17.4,
>> 17.6.
>>
>> Edward
>>
>> At 05:58 PM 7/20/2010, Michael Sullivan wrote:
>>> I have a 91 GL Auto with approx 188K miles.� I tracked a recent tank
>>> from
>>> empty to empty again.� I put in 14.4 gallons and got 218 miles out of
>>> it.
>>> This equates to only 15.14 mpg.� A/C was off majority of time. This
>>> sucks
>>> worse than I thought.� These are a mix of highway and city miles.� Can I
>>> get
>>> some suggestions on improving this, please?
>>>� Michael in San Antonio
>>> P.S. No engine conversion suggestions, please.� Thanks in advance.
>>> 91GL Weekender AT 2.1L 'Gringo'
>>> 73 Beetle