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4 Cylinder Fuel Consumption Question

 
 
Cobber
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      05-18-2009, 02:40 AM
Anyone know roughly what fuel consumption one could expect on a 20 year old
Jap 4 cylinder bike? Also is there much difference in consumption between
twin and 4 cylinder bikes of the same engine size (cc's)?
 
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bt@humbletown.org
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      05-18-2009, 02:52 AM
On May 18, 12:40*pm, Cobber <geoff7772...@yahoo.com.au> wrote:
> Anyone know roughly what fuel consumption one could expect on a 20 year old
> Jap 4 cylinder bike? Also is there much difference in consumption between
> twin and 4 cylinder bikes of the same engine size (cc's)?


If ridden to maximise economy, you could expect something in the
ballpark of 20km per litre.

My 1987 CBR1000F was a bit worn and smokey, and delivered about
17-18km/l on the open road (and about 10 in stop-start traffic).

My 1988 GPX250 averaged about 22km/l, dropping below 20km/l once it
had 130,000km on the clock.

My 1985 GPZ900R gives about 19km/l.


BTH

 
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Boxer
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      05-18-2009, 05:39 AM

"Cobber" <(E-Mail Removed)> wrote in message
news:Xns9C0F6C846A1CFgeoff7772001yahoocom@203.59.2 7.131...
> Anyone know roughly what fuel consumption one could expect on a 20 year
> old
> Jap 4 cylinder bike? Also is there much difference in consumption between
> twin and 4 cylinder bikes of the same engine size (cc's)?


My 1986 BMW K100RT gets about 11 kilometres per litre.

Boxer


 
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bt@humbletown.org
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      05-18-2009, 07:57 AM
Boxer wrote:
>
> My 1986 BMW K100RT gets about 11 kilometres per litre.


Sidecar?


BTH
 
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Boxer
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      05-18-2009, 08:19 AM

<(E-Mail Removed)> wrote in message
news:e3ecb32b-96c5-4719-83bb-(E-Mail Removed)...
> Boxer wrote:
>>
>> My 1986 BMW K100RT gets about 11 kilometres per litre.

>
> Sidecar?
>
>
> BTH


Yep!

Boxer


 
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Alan Pennykid
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      05-18-2009, 08:54 AM
On May 18, 3:39*pm, "Boxer" <some...@nowhere.com> wrote:
> "Cobber" <geoff7772...@yahoo.com.au> wrote in message
>
> news:Xns9C0F6C846A1CFgeoff7772001yahoocom@203.59.2 7.131...
>
> > Anyone know roughly what fuel consumption one could expect on a 20 year
> > old
> > Jap 4 cylinder bike? Also is there much difference in consumption between
> > twin and 4 cylinder bikes of the same engine size (cc's)?

>
> My 1986 BMW K100RT gets about 11 kilometres per litre.
>
> Boxer


My '87 K100RS gets about 15-16 km/litre,

My 1.5 vs your 2.0 HRD

Al
 
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Knobdoodle
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      05-18-2009, 09:57 AM

<(E-Mail Removed)> wrote in message
news:2204101a-1fe2-499a-8f08-(E-Mail Removed)...
On May 18, 12:40 pm, Cobber <geoff7772...@yahoo.com.au> wrote:
> Anyone know roughly what fuel consumption one could expect on a 20 year
> old
> Jap 4 cylinder bike? Also is there much difference in consumption between
> twin and 4 cylinder bikes of the same engine size (cc's)?


If ridden to maximise economy, you could expect something in the
ballpark of 20km per litre.

My 1987 CBR1000F was a bit worn and smokey, and delivered about
17-18km/l on the open road (and about 10 in stop-start traffic).

My 1988 GPX250 averaged about 22km/l, dropping below 20km/l once it
had 130,000km on the clock.

My 1985 GPZ900R gives about 19km/l.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~
I never get anything like that!
On my XJ900 I generally got about 15kml highway and 13around town.
The XJ750 was markedly better and it and the 900 Trump get about 15 local
and better on highways (but the XJ750 does it on regular ULP!)
All of these figures are decidedly NOT "ridden to maximise economy"......
--
Clem


 
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G-S
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      05-18-2009, 08:58 PM
Alan Pennykid wrote:
> On May 18, 3:39 pm, "Boxer" <some...@nowhere.com> wrote:
>> "Cobber" <geoff7772...@yahoo.com.au> wrote in message
>>
>> news:Xns9C0F6C846A1CFgeoff7772001yahoocom@203.59.2 7.131...
>>
>>> Anyone know roughly what fuel consumption one could expect on a 20 year
>>> old
>>> Jap 4 cylinder bike? Also is there much difference in consumption between
>>> twin and 4 cylinder bikes of the same engine size (cc's)?

>> My 1986 BMW K100RT gets about 11 kilometres per litre.
>>
>> Boxer

>
> My '87 K100RS gets about 15-16 km/litre,
>
> My 1.5 vs your 2.0 HRD
>
> Al


My GSX1100G with 2.0 HRD gets about 11.5 km/litre.


G-S
 
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Bumblebeeman1150
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      05-18-2009, 09:28 PM
Cobber wrote:
> Anyone know roughly what fuel consumption one could expect on a 20 year old
> Jap 4 cylinder bike? Also is there much difference in consumption between
> twin and 4 cylinder bikes of the same engine size (cc's)?


My CB1300 is routinely averaging 17.5-18 km/l. I guess it never has to
work very hard to go well.

The Bee
 
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Zebee Johnstone
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      05-18-2009, 09:40 PM
In aus.motorcycles on Tue, 19 May 2009 07:28:10 +1000
Bumblebeeman1150 <(E-Mail Removed)> wrote:
> Cobber wrote:
>> Anyone know roughly what fuel consumption one could expect on a 20 year old
>> Jap 4 cylinder bike? Also is there much difference in consumption between
>> twin and 4 cylinder bikes of the same engine size (cc's)?

>
> My CB1300 is routinely averaging 17.5-18 km/l. I guess it never has to
> work very hard to go well.


What sort of traffic?

In Sydney stop/start the Norge gets between 15 and 17 km/l, but on the
open road it gets 20 or better at 110-120kmh. Does drop at higher
speeds though, and riding "spiritedly" with the revs over 5k for any
length of time will see it getting 16 or so.


Zebee
 
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