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JB3231
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11.11.2006, 09:29 PM

I tried the B4 for an onroad basher with a Mamba Max 5700Kv and Lipo 3S. The motor placement does not work well. There is too much weight in the rear and it just wheelies at all speeds. I was getting 60+ mph out of mine but I could never just punch the throttle. I had to try and ease it up to top speed. Also the tower's get completely destroyed if you ever flip it over on concrete.

My next project, very similar to yours, will be something 4wd and have much more weight bias towards the front. I would recommend something like a 1/10th 4wd buggy with street tires. Maybe a Losi XXX.

Also the B4 with that much power will burn the tires up after 2 packs. Mine were completely bald after 2 runs in a parking lot.

Hope this helps since I just tried the same thing.


Mine:
2007 Grizzly 700 EPS EFI

Sons:
BL E-Maxx
4S MA 4000 Lipo/MM ESC
Feigao 9XL 22/54 gearing
Gmaxx single speed

Brushless Revo under construction
   
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BrianG
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11.11.2006, 09:38 PM

That's exactly why I didn't go with a traditional electric stadium-truck setup. Just about all the common ones have the motor in the rear. The only logical choice then was to convert a Nitro one. Even with some of the weight in front of the rear axles you still burn up the tires. But at least you don't have the wheelie problem.

It's a whole other world driving the Jato vs the Revo on a track. On the Revo, I have to tap the brake or at the very least not accelerate on the corners, otherwise I have too much understeer (yes I know an RD quickturn or center diff would cure this). When I corner with the Jato, I actually increase the throttle so I drift around the corner. When executed right, it works very well - now only if I could do it all the time. If not done right, I just spin out. It takes a lot more finesse IMO with 2WD.
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JB3231
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11.12.2006, 01:46 AM

I thought you were going on road. The off road principles are different. I am seriously thinking about a 1/8th buggy with street tires and brushless setup.

FD has a setup already for sale. 53.1 MPH on a 4S battery. Think what it would do on 5S. This is really catching my interest.


Mine:
2007 Grizzly 700 EPS EFI

Sons:
BL E-Maxx
4S MA 4000 Lipo/MM ESC
Feigao 9XL 22/54 gearing
Gmaxx single speed

Brushless Revo under construction
   
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BrianG
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11.12.2006, 01:58 AM

Yeah, I was going on-road, but I found it got a little old. There aren't any paved tracks that I know of around here and driving around by yourself isn't as fun as I thought it would be. It would be different if I had a 80+ mph vehicle, but the Jato aerodynamics are not meant for that level of speed.

After looking around a bit and asking some questions, I found there are pan cars that do have enough clearance to use in parking lots as long as the typical seams, cracks, and dirt aren't too bad.

No matter what, I like having the weight relatively centered in the truck.
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