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Re: Fuel Consumption

To: "Bill Schooler" <schooler@erols.com>
Subject: Re: Fuel Consumption
From: "Lawrie Alexander" <Lawrie@britcars.com>
Date: Sun, 20 Dec 1998 16:09:26 -0800
My guess would be that the "right circumstances" to which John refers would
include lots of down-hill, tail-wind motoring!

We have a pretty fair idea of how to tune Z-S carbs properly but none of our
customers with these carbs get much better than 19-20 mpg around town.

Thanks for checking!

Lawrie
-----Original Message-----
From: Bill Schooler <schooler@erols.com>
To: Lawrie Alexander <Lawrie@britcars.com>
Cc: Dan Ray <danray@bluegrass.net>; mgs@autox.team.net <mgs@autox.team.net>;
Eric Erickson <eric@erickson.on.net>
Date: Sunday, December 20, 1998 1:48 PM
Subject: Re: Fuel Consumption


>Lawrie Alexander wrote:
>>
>> Bill.....Do me a favor and re-read the last bit of John's article. Surely
he
>> must have said the fuel consumption with a Z-S would be higher, not the
fuel
>> mileage?
>
>Lawrie,
>
>Nope, he very clearly indicated that the mileage would be higher.  I'll
>quote:  "Expect 25 mpg in all MGs, but Strombergs, in the right
>circumstance, can give much greater figures.  If the figures are low,
>ensure a good tune - and change the carb needles and jets."
>
>>
>> In our experience, the early Bs (63 to 67) are the best, the
smog-equipped
>> SU-carburetted cars a couple of mpg lower than that, then the Z-S cars
>> (which I forgot about when I posted my earlier response to Eric) are, in
a
>> word, disappointing in terms of both performance and fuel consumption!
>>
>> Lawrie
>
>I have no basis upon which to make a comparison - can only report my
>results with a '69 that has been de-smogged and the engine in top
>condition.  On club outings, in a caravan mode (which is usually pretty
>slow) I have been in the lows 30s, consistently.  I would tend to
>support your conclusions, and I will certainly defer to others who have
>experience with the single ZS carb.
>
>Bill
>
>> -----Original Message-----
>> From: Bill Schooler <schooler@erols.com>
>> To: Dan Ray <danray@bluegrass.net>
>> Cc: mgs@autox.team.net <mgs@autox.team.net>; Eric Erickson
>> <eric@erickson.on.net>
>> Date: Sunday, December 20, 1998 1:14 PM
>> Subject: Re: Fuel Consumption
>>
>> >Dan Ray wrote:
>> >>
>> >> I would hazard a guess that good "average" fuel consumption for a B is
>> >> around 22 mpg. That is...the most I've gotten is 26.5 and the worst is
>> about
>> >> 19. I would say a good goal for max economy is 23-24 mpg.
>> >> Those are U.S., not Imperial gallons. You don't want me to calculate
to
>> >> metric, do you? :) Actually, I had a neat little application that
>> converted
>> >> all measurements, but can't find it right now, darn it.
>> >>
>> >> Dan
>> >> 73 B
>> >>
>> >> >Is there such a thing as an "average" fuel consumption (or "ideal"
fuel
>> >> >consumption) for a stock, standard MGB?  If not, would anyone hazard
any
>> >> >thoughts on such an average for a mostly city/suburban (some country)
>> >> >driven vehicle?
>> >
>> >I was thumbing through John Twist's Tech manual when I came across his
>> >comment on average MGB mileage.  John believes that 25 mpg is the norm -
>> >for SU equipped cars.  With a ZS - in proper condition - he says the
>> >mileage figure will be much higher (but he didn't give any numbers).
>> >
>> >--
>> >*Bill Schooler      *Check the MGCC Wash DC Centre Web Page
>> >*Woodbridge, VA     *http://members.aol.com/mgccwdcc/
>> >*schooler@erols.com
>> >*53 TD
>> >*60 MGA
>> >*69 MGB/GT
>> >
>
>--
>*Bill Schooler      *Check the MGCC Wash DC Centre Web Page
>*Woodbridge, VA     *http://members.aol.com/mgccwdcc/
>*schooler@erols.com
>*53 TD
>*60 MGA
>*69 MGB/GT
>


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