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  1. M

    Gear ratios and other burning questions

    Hey folks, I'm working on upgrading a Manco go-kart with a live axle and torque converter. It already has a new Predator 212 installed, so we're optimistically capable of around 8 ft-lbs at 2,500 rpm. The current setup is smoking the centrifugal clutch and mostly not moving my fat old frame...
  2. M

    Kart I.D., drive wheel assembly, brakes, and other musings

    Hey Folks, I purchased this go-kart on Offer-Up. No additional photos are available yet, but I'm hoping someone can help me identify it? I'm thinking it is a Yard Star, but that is only a guess based on others I've found on google. It has a Predator engine--not sure on the size--but the...
  3. M

    Starting at the bottom

    Hey folks, My son walked over to me the other day and said "I really want to build a go-cart." As a mechanical engineer in HVAC design, I felt confident by saying, "Sure son. That sounds like fun. Let's dig in." Then it dawned on me... I am NOT in college and have forgotten most of what I've...
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