R/C Tech Forums - View Single Post - Cup and Dogbone compatibility/measurements, Associated, Mugen, Serpent
Old 12-09-2015, 03:52 AM
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thorwil
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Join Date: Dec 2013
Posts: 27
Default Cup and Dogbone compatibility/measurements, Associated, Mugen, Serpent

Hi! I'm looking for a motor mount and center diff to convert an old nitro buggy. The choice is down to Associated RC8B3e, Mugen MBX 6 or 7 Eco and Serpent 811-Be. That's because these have a sliding motor mount and only require the removal of one part to access the diff.

Since the dogbones that will sit in the output cups of the center diff are a given, I would like to check which of the 3 would be a good fit. I guess the cups and dogbone dimensions are very similar, but maybe there's a surprise.

If you have access to the relevant parts of any of these buggies, would you be so kind to provide the dimensions? That is, height of the slit, inner and outer width right at the slit. Alternatively or in addition, diameter and 2 lengths of the dogbone pin.

Additionaly, I already know all use the same size bearings for the center diff. But what are the installation widths of the diffs? Maybe they are close enough for interchangeability.
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