Date: Sun, 18 May 2008 21:21:02 -0700
Reply-To: Keith Ovregaard <kovregaard@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Keith Ovregaard <kovregaard@GMAIL.COM>
Subject: Re: [syncro.org] MPG and Decoupler (was Belly pans for speed /mpg)
In-Reply-To: <00e601c8b965$5d22db20$0402a8c0@your9976e7c3ba>
Content-Type: text/plain; charset=ISO-8859-1
Interesting to know, Les. Certainly more distance traveled means better
accuracy. Be interesting to hear from others who have tracked the fuel
efficiency differences with and w/o the decoupler.
Anyone?
Keith O
On Sun, May 18, 2008 at 9:03 PM, Les Harris <leslieharris@optushome.com.au>
wrote:
> I ran a controlled test on a standard MV engine over 30,000 km (18,640
> miles) in 2WD (decoupled) and in 4WD (coupled) over identical running
> conditions and for which I have kept full notes.
>
> The result was that 4WD produced 0.8 km/litre (1.88 MPG) BETTER
consumption
> than decoupled 2WD.
>
> Les Harris
> Syncro_T3_Australia
>
>
>
> ----- Original Message -----
> From: Keith Ovregaard
> Cc: vanagon@gerry.vanagon.com ; Syncro@yahoogroups.com ;
> syncrolist@yahoogroups.com
> Sent: Monday, May 19, 2008 1:40 PM
> Subject: [syncro.org] MPG and Decoupler (was Belly pans for speed /mpg)
>
> You guys got me curious about what MPG gains (if any) can be attributed to
> installing a decoupler. OK, OK, so I have a little too much time on my
> hands! Anyway, in June of 2006 I emptied my wallet for one and now that 2
> years has passed, I have some stats to pass on to all of you.
>
> Prior to the installation, I logged 6009 miles in the new-to-me 1990
Syncro
> Westy. Average MPG was 16.09.
> After installation, I logged 11594 miles with an average MPG of 16.28.
>
> Bottom line: No significant difference. If you are looking to improve
> mileage, forget it. But if you want more functionality in terms of ease of
> maneuvering at slow speeds and less wear and tear on the drive train,
> running a solid shaft/stiff VC, it does do that. Probably less tire wear,
> but I have no data on that other than 20K mi. on the Mich. LTX
LT215/75/R15
> tires that have seen very little wear.
>
>
>
> On Sun, May 18, 2008 at 9:22 AM, aatransaxle <daryl@aatransaxle.com>
wrote:
>>
>> I just put on a decoupler in a syncro the other day and here is his first
>> report..He is on the quest for 30 mph, so we will see...
>> I'm not so sure of his long term numbers,(or even the short term ones)
but
>> he has been keeping consistent track of mileage...we will see...
>> I was just figuring the better mileage was that he was heading South from
>> here to Portland...thats down hill isn't it??
>>
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