Quote:
Originally Posted by w123fanman
Is there a way to swap over the drive gears in the speedometer itself to another one? My brother is wanting to go to the 2.88 in his W116 300SD but there isn't much info on calibrating the speedo on the W116.
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You can swap speedo gears and possibly mess with the magnet and spring a little bit. But acquiring the matched gears are a bit hard because closes would be a 2.65 ratio from a w116.
If you are able to get gears that are close, here is what I've done in the past.
http://www.peachparts.com/shopforum/diesel-discussion/238488-backyard-speedometer-adjustment.html
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