What about 50:1 micros? (https://www.pololu.com/catalog/product/998)
They have higher RPM and higher torque, yet they fit in the same dimensions?
Also what is your estimate of the effects of overvolting the 3pi motors in light of Adam’s research here https://forum.pololu.com/t/tamiya-toy-motor-testing/617/1? Won’t they also show dramatic drop in expected life?
Tell me more! Tell me more! …