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09.25.2009, 01:50 AM
Thanks Semi that helps out. Why would the muggy diffs be better? When I plug the number in to the speed calc it drops the overall speed down by 20mph. Would it be more efficient?
When I get a bigger spur on here I can use a smaller pinion. Right now the 25 is the only one that will mesh. These #'s are with the stock diff.
Stock E Maxx Diff
Differential Ratio: 2.8461538461538462
Transmission Ratio: 1.7222222222222223
Additional Ratio: 1
Spur Tooth Count: 58
Pinion Tooth Count: 25
Battery Voltage: 22.2
Motor KV: 2200
Tire Diameter (inches): 5.8
Top Speed (MPH): 74.1061 MPH
With the LST Differential
Differential Ratio: 3.3076923076923075
Transmission Ratio: 1.7222222222222223
Additional Ratio: 1
Spur Tooth Count: 58
Pinion Tooth Count: 25
Battery Voltage: 22.2
Motor KV: 2200
Tire Diameter (inches): 5.8
Top Speed (MPH): 63.7657 MPH
Muggy Differential
Differential Ratio: 4.090909090909091
Transmission Ratio: 1.7222222222222223
Additional Ratio: 1
Spur Tooth Count: 58
Pinion Tooth Count: 25
Battery Voltage: 22.2
Motor KV: 2200
Tire Diameter (inches): 5.8
Top Speed (MPH): 51.5576 MPH
I do have a couple more questions out of curiostiy and just the need for more knowledge. I found Mister Crashes Photobucket and looked over his pictures which asnwer many of my questions but I didn't see any of the insides of the LST case that hold the differential. Thanks for keeping your photo public MC.
I have been working on getting a set of these but there hasn't been many listed on ebay and if you don't win the auctions there's like a 5 day wait till the next one is up. A listing just came up with a buy it now price so before I spend that money I wanted ot see what the options were for installing a custom differential inside of the LST case. Well those didn't last long already sold.
If the LST case that goes around the differential can fit a Half case sized 1/8th scale differential and standard ring gear. I may only need to pick up the LST cases.
I am curious about the the internals to the LST differential or actually the differential itself. Is it a normal 1/8th differential or is it like the half size with the narrow gears planetary/sun gears installed inside?
The ring gear that is used for the lst the "Losi Viscous Differential Ring Gear" looks different then some of the ring gears I've seen. Looks similar to the traxxas ring gears. Can other ring gears be used in this differential or does the case the differential sits into prohibit that? It looks like the same size and hole patter as other ring gears. Is it the same diameter as other 1/8th scale ring gears?
For my last one in this post.. Why is this thread in the General Discussion forum when I am always thinking it is in the revo forum. Maybe a mod could move it unless someone thinks it is better off in the general forum......
Last edited by Gee; 09.25.2009 at 02:44 AM.
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