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Old 29-12-2012
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HOTSHOT III HOTSHOT III is offline
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Location: Wimborne, Dorset
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Quote:
Originally Posted by MattW View Post
Yeah it is an interesting idea. It's something that Schumacher tried out on the touring cars a good number of years ago (2003 ish i think). From what I remember, it gave a slightly different diff action, and I seem to remember there being more "wear" on the plate on the inner track. Never did work out why, and we went back to all the balls being on the same PCD.

http://www.racing-cars.com/pp/New_Ca...Mi1/U2445.html
True, but I think the 1st appearance of a twin-track diff on a Schumacher car was the TT Transmission upgrade for the Nitro 21 XT-R in 2001 (a 1/10th rear-wheel-drive stadium truck sporting a .21 rallycross engine-I don't remember replacing a whole lot of front tyres back then).

This took the number of balls from 9 in the original diff to 16. I fitted one to mine and it lasted FOR EVER, even using the standard carbon chrome diff and thrust balls (i've still got it).

Touring cars are a bit more focussed than a basher's car like the XTR21 so I can understand people saying it affected the diff action in that application but I never noticed the difference TBH, the diff just lasted longer. Similarly I don't think you'd notice much difference in diff action in a 2wd buggy when you're trying as hard as you can to drive it on a bumpy, slippery surface.

This looks like a good, well thought out upgrade, will be keeping an eye on the Team Extreme site to see how it goes.
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