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Revo: RD Quickturn VS. Center Diff ?'s - 01-11-2006, 01:13 AM

Howdy. Whats the big diff (pun intended) between the two? I'm sure I'm missing something here as my background is 2wd electric buggy. Could a few of you guys with a little more 4wd off road experience share some insight? Which way is best at LHR? Thanks. (Sorry if this has been asked before somewhere else...)
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01-11-2006, 01:53 AM

No takers? My thinking is that the RD Quickturn makes the Revo have a one way bearing front end (like 1/8 4wd on road) while the center diff, well, I'm not quite sure what that does for it....

Hopin' to find out tho' - Later DaveB
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01-11-2006, 02:12 AM

the quick turn: pros- allows the front wheels to rotateindependantly during turns, IE no push during cornering alowing for fast and snappy turns on tight turns. cons-doesnt really do anything else but that.
center diff: pros- is always distributing more power the the front or back depending on which one has less traction(more) and more traction(less) this helps in many ways, even though you read this and think umm that doesnt make any sense i want traction for racing, well yes and no, there is a difference between forward bite and traction what you want is forward bite which is the relationship between how fast the tires are rotating forward and how fast the vehicle moves forward when the tires are rotated. by distributing the power like they do the center diff kinda balances the pwoer equation and allows for better forward bite with out worry of wheelys, and loss of control in the rough stuff, also during turns is less of a push becuase of what it does kinda ike a quick turn, and you can adjust the center diff by using fluid to get it to match your driving style. cons- on a revo you only have front brakes, but without a center diff it is actually front and rear but with a center diff its only front, so that why you hear about people trying to make rear brakes on the revo to work better with the center diff.


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01-11-2006, 02:50 AM

+1 joey!


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01-11-2006, 03:16 AM



K3- C5 rody mod, custom gears, KDZ hop ups.

soon *- TTR EB4 S3, ACE servos, RB C5BB, TTR option hop ups, KDZ hop ups.
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01-11-2006, 04:39 AM

Wow, I'm floored! Thanks, overyeoj, for taking time out of your busy and dangerous schedule to help clarify this. So let me know if you got me on the correct track...A center diff is more predictable and tuneable, especially on rough tracks. There is also a difference between traction (wheelies) and forward bite (vehicle acceleration) in which the center diff also excels. In braking, the center diff loses the rears (hence the people rigging custom rear brakes), while the RD Quickturn loses the fronts.

Am I up to speed now, or are there still things I'm missing? It sounds like at LHR I need the center diff to be competitive with a lot of horsepower.

Later - DaveB
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01-11-2006, 07:13 AM

ya thats all correct, my scedule isnt that dangerous right now lol im a MP desk Sergeant right now, but ive seen lots of people be really fast with the quick turns but i think a center diff is still better but its all in what you like and can afford.


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01-11-2006, 09:49 PM

I'll be at leisure tommorow evening and will have a few diffs with me incase any one wants to check em out first hand.
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01-13-2006, 08:56 AM

Hey Cowboy, nice to see ya joined the forum... Are you going to be racing this weekend Saturday or Sunday?


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01-13-2006, 09:13 AM

No I won't be racing. I'm in a chair and the handicap driver stand isn't high enough for me to see the whole track. I can get around the track but I wouldn't be competetive. Bernie says he's going to do what ever it takes so hopefully I can race in the near future.
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01-13-2006, 10:46 AM

NOW, if you add a center diff to a Revo, do you race in MT or UMT? Truck with center diff= truggy......
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01-13-2006, 10:50 AM

I've met you a few times over the last 3 years. You used to race alot at RSJ and I raced with you at DirtDawgs lasts summer.


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01-13-2006, 10:52 AM

center diff puts you in the umt, transmission puts you in standard mt. Thats the only way they seperate the 2 classes. Engine size means nothing.
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Stop mocking me.
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01-13-2006, 10:54 AM

So it's gonna be an "Honors" thing with Revo center diffs, becuase they go inside the tranny case. DaveB how about posting a picture of you and your truck .
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01-13-2006, 11:00 AM

Dave it would be UMT....edit: wow too slow


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01-13-2006, 01:28 PM

Quote:
Originally Posted by DAVEC-NITRO-RS4
DaveB how about posting a picture of you and your truck .
Will do, as soon as I get it put back together and get a decent body painted for it. Thanks to all for your input. Later - DaveB
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