Quote:
Originally Posted by Kevin Boyle
Hey Guys,
Since I am new to the Electric 1/8th scale I do have a few questions.
1) How is the weight distribution?
2) What are the average run times of the cars?
3) How does the car handle with breaking (not parts)
That is it for now
Thanks
Kevin Boyle
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Weight distribution depends on the conversion and battery pack size you use. In my case, I use porky 6000mah 4S battery packs, but, even though they do bias the car weight wise to one side, it handles excellent. Using a standard 5000mah pack I would say the car would be very well balanced. If balance is important to you, you may want to look into conversions that move the location of the center diff over to allow better balancing of the battery pack weight. I have the RCM conversion for my RC8T and it does an excellent job of this even with my porky packs. Tekno's conversions do a great job of this too.
As for runtimes, this is VERY track dependent. I went with a 6000mah pack as I wanted consistent 15 minute runtimes regardless of track conditions. I have dumped this pack in about 18 minutes on a large flowing track against nitros. Running on a more technical or shorter track should really increase your runtimes. I would say that a 5000mah 4S pack will consistently give you a minimum of 12 minutes of runtime even on a high drain track. You may get much better runtime than this though in your experience. If you have a radio that can do it, having telemetry to warn you of when your pack is getting close to dumping (assuming you are doing swaps with nitros or just would like to know) is a good tool.
As for braking, depends on what camp you fall into. If you need braking bias, only option right now is a tekno conversion. Very good stuff in the tekno conversion, I just wish the battery tray was a bit longer. As my conversion uses the ESC for brakes, I don't really use the brakes that much, if at all. I usually coast around turns and then power through. Against similar competition with nitros using mechanical brakes or a similar skilled electric driver using his tekno rc8, I didn't feel I was at a disadvantaged based on where they were using their mechanical brakes. If the pro's start seeing an advantage to this turning into wins, I would say it will be something the next generation of electrics will incorporate (looks like Hot bodies D8E has it in it already). Me personally I would like to see what could be done to simulate the braking bias effect without using a servo to do it. Maybe a center driveshaft oneway clicker like losi's XX4 setup? You could then dial in as much braking force to the front brakes till the car was 50 - 50 braking. Seems most bias is with the rear brakes having more braking force than the fronts (40F - 60R).
I do know I would like to see Tekno's RC8 conversion (mechanical brakes, long shank pinion) combined with the RC Monster center diff slipper and using the Tekin RX8 ESC with its coast feature. I think it would be a killer setup.