ZipZaps Info Weblog
A weblog of information and research concerning these hot new mini radio-controled cars!!
(This site is not run, endorsed, or in any way related to Radio Shack)





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I was second guessing myself about how much difference the NOS motor helped.

So I thought I'd do a little calculation of my own.   RPM is the one given in the documentation.  Gear Ratio is the one given on the zipzaps.com web site.  MPH is actual miles per hour, an S MPH is scale MPH.

If you notice the difference between the "stock" car with a scale 140mph and the F&F NOS motor with the red gearing with a scale MPH of 299, you realize that is more than twice as fast, with possibly better handling to boot with the slick tires and better suspension!!

Blue Motor Green Motor Red Motor Yellow Motor
RPM 10,000 16,000 21,500 23,500
Blue Gear Ratio 12 12 12 12
Blue Gears RPM 833 1,333 1,791 1,958
Blue Gears FPM 120 192 259 283
Blue Gears MPH 1.37 2.19 2.94 3.21
Blue Gears S MPH 87 140 188 206
Green Gear Ratio 9.86 9.86 9.86 9.86
Green Gears RPM 1,014 1,622 2,180 2,383
Green Gears FPM 146 234 315 344
Green Gears MPH 1.66 2.66 3.58 3.91
Green Gears S MPH 106 170 229 250
Red Gear Ratio 8 8 8 8
Red Gears RPM 1,212 1,939 2,606 2,848
Red Gears FPM 175 280 376 411
Red Gears MPH 1.99 3.18 4.27 4.67
Red Gears S MPH 127 204 274 299



© 2002 Bruce Abernethy
Last Update: 10/7/2002; 1:52:34 PM