>To: "john ruse" <hologothic@msn.com>
>From: vortex@worldaccess.nl (Bert Palte)
>Subject: RE: O.D Speedo Drive Gear
>Cc: mgs@autox.team.net
>Bcc:
>X-Attachments:
>
>John R. wrote:
>
>>
>>You guys are forgetting THE gearbox parts source!!
>>How many pinions do you need?!!
>
>John,
>
>For my 1970 B, the correct type indication would be:
>
>Pinion - Speedo - 21 teeth (white), # 37 H 3463
>Gear - Speedo Drive - 8 teeth (blue), # 37 H 3464, NLA
>
>(NLA = No Longer Available, an alas, all too common abbreviation)
>
>My non-OD current gearbox has a quite different gear set, but I checked
from the
>parts lists, that the ratio is (26:10) teeth, as opposed to (21:8) teeth,
>only a 1% difference, so that's to all intents and purposes the same.
>
>BTW my speedo reads "800" but that is rev/km, that should be 1288 (1280, my
parts list says)
>rev/mile.That's for a chrome bumper car.
>A rubber bumper car should have a 1000 rev/mile speedo and, of course, a
1000 rev/mile speedo drive.
>
>The gears that are in my (from a1975 B) O/D now (or, rather, should be, as
>the pinion was actually missing) have 20 teeth (red) (# 37 H 8845) and
>6 teeth (red) (# 37 H 8844).
>These latter gears are the parts that Christopher needs.
>
>BTW the pinion is steel, "red" and "white" refer only to paint marks to
keep them apart.
>The ring gear is nylon, moulded around a steel ring. The colour of the
nylon gear
>is either red or blue.
>
>
>I forgot to mention that I do not dare to put my 'new' gearbox "as is"
under the car, I'd
>rather change the seals, bearings, gaskets etc. first.
>
>I started a thread on this subject about a year ago an found the
>combined experience on this list and the comments that I received VERY helpful!
>
>
>
>
>Bert
>
>"Never try to invert the wheel for the second time.
>Always see if someone else has been there before".
>
>
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