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  1. R

    Using alternator and motor as torque converter??

    I have a gokart I built last year, it has a 6.5hp lawn mower engine on a 3 speed riding mower transmission, and a belt slip clutch. I'm sick of replacing the belt weekly and having it jump every couple minutes. I'm thinking of running the engine to a 180 amp alternator and wiring that to 1 or...
  2. R

    How can I tell what displacement my scooter motor has??

    I recently got a stand up scooter from a friend. I've changed the gearing and am adding disk brakes. One thing I'm not sure of is the size of the motor. There are ~33cc and ~49cc versions, I've had lots of both in the distant past (this is my first one in 4 years). The motor seems to pull hard...
  3. R

    Got a stand up scooter, it's half as fast as it should be based on gearing??

    I recently bought a generic gas scooter from a friend. I fixed it up, but it maxes out at 10mph because of the engine's redline. I calculated all of the gear ratios and I should be getting minimum 25mph. The transmission is 5:1 (unless they have other gear ratios in the exact same case?)...
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