Quote:
Originally Posted by bparanoid
Brian, what do you estimate the top speed is on your truck with your setup? I have decided to base my conversion on yours. I am new to this and I want to get it right the first time around. The only thing I may change is the Tekin RX8 combo due to cost (any suggestions for a cheaper alternative?) or is it basically you get what you pay for. I hope you don't mind.
I tried your Top Speed Calculator but there was too many values that I did not know the answers to.
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I would say around 30mph normally when running on 4s. But I ran it on 5s once and it was too fast (and torquey) for any kind of track use, at least the one at the LHS.
This is what I get for my setup:
Differential Ratio: 3.888888888888889
Transmission Ratio: 1
Other Ratio: 1
Spur Tooth Count: 52
Pinion Tooth Count: 20
Total Voltage: 14.8
Motor KV: 1900
Tire Diameter (inches): 4.1
Tire Ballooning (inches): 0
Motor Current Draw: 0
Motor Coil Resistance: 0
Spur/Pinion Ratio: 2.6 : 1
Total Ratio: 10.11111 : 1
Tire Circumference (inches): 12.88 inches (327.17 mm)
Rollout: 1.27:1
Total Motor Speed: 28120 RPM
Vehicle Speed: 33.92 mph (54.49 km/h)
Effective KV Value: 1900
KT constant: 0.71 oz-in/A
Motor Torque: Amperage not specified...
Final Torque: Amperage not specified...
Final Power: Amperage not specified...