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Posted: Wed May 21, 2008 10:32 am
by wibble_puppy
can we have a link to it, roni? :)

Posted: Wed May 21, 2008 12:02 pm
by AndrewSkinner
I think this is what Roni is refering to?
http://www.sterlingbritishmotoringsociety.org/


And this is the link to the actual spedo work:
http://www.sterlingbritishmotoringsocie ... Repair.pdf

Posted: Wed May 21, 2008 12:32 pm
by alex_holden
Thanks Andrew, that's an excellent article. The Minor speedo is pretty much the same construction apart from the missing trip odometer.

Posted: Wed May 21, 2008 8:36 pm
by wibble_puppy
Peetee wrote:The diff should have a marking on the crownwheel that will tell you the ratio, expressed as the number of teeth on each gear eg 9/38. Divide the big No by the small No and that gives you the ratio.
Hi again! Ok the markings on the crownwheel say 9/38, so the new diff ratio is 4.22, right? So my black-faced speedo should be a-ok? :D

Posted: Wed May 21, 2008 8:40 pm
by alex_holden
wibble_puppy wrote:Ok the markings on the crownwheel say 9/38, so the new diff ratio is 4.22, right? So my black-faced speedo should be a-ok? :D
Didn't you say the speedo is calibrated for a 4.55 diff? Just try it and see.

Posted: Wed May 21, 2008 9:08 pm
by wibble_puppy
ooh yes you are right. Alex thank you for being my brain - someone has to.

yup I'll try it out and see :D

thanks again 8)

Posted: Wed May 21, 2008 9:16 pm
by Roni
I learnt my lesson on posting too late at night. Still getting over the flight back from the UK.
Here is the link -http://home.comcast.net/~rhodes/
The speedo article is the one I had seen but there are other ones there of interest too.

Posted: Fri May 23, 2008 12:34 pm
by IslipMinor
WP,

Is it the black faced speedo that has the 1504?

Posted: Sat May 24, 2008 11:29 am
by wibble_puppy
IslipMinor wrote:Is it the black faced speedo that has the 1504?
Yeah :) It's the speedo out of my van - I only have the one (if you discount the one I bought for 5p at last year's autojumble because it had pretty sparkly glass on the front :roll: )

Posted: Sat May 24, 2008 2:20 pm
by twincamman
MarkyB wrote:If you have or can borrow a GPS you can check how far out it is.
If you are lucky it might be more accurate than before as car speedometers seem to invariably read faster than you are actually going.
I read somewhere that on A35's you need the 4.22 diff to make the speedo accurate, even though the 4.55 is the correct ratio for the car. Perhaps it's the same for Minors.
As for pulling heavy loads, what's the difference between a fully laden van and a fully laden traveller?

Posted: Sat May 24, 2008 2:42 pm
by bigginger
The fully laden van can carry more weight
a