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  1. W

    Speed/Torque optimization for 40 series

    Seems like they use the same flywheel and other internals but the connecting rods I've found all say for gx240/gx270 and 301 hemi only
  2. W

    Speed/Torque optimization for 40 series

    On gopowersports,arc, and other kart websites all list a connecting rod for gx240/gx270 and 301 Hemi only, been trying to find one since yesterday with no luck
  3. W

    Speed/Torque optimization for 40 series

    Awesome thank you for the responses guys, gives me an idea of what to do next. Another question tho All the upgrade parts I see are for 301 HEMI I see the 212 and 420 have hemi and non-hemi variants but for the life of me can not find anything saying the 301 has or doesn't have a non hemi...
  4. W

    Speed/Torque optimization for 40 series

    I have a manco 720l-06(two seater full size) 301 predator Stage one(intake,exhaust, main jet) 40 series Torque converter (It's about to get a 2600rpm stall kit) 22" rear tires I weigh 205lbs Currently has 9 tooth sprocket on driven pulley and 60 tooth sprocket on the axle. The Gear ratio Calc...
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    Gear ratio with a Centrifugal clutch

    Wondering if a low enough gear ration will keep a centrifugal clutch from burning up. A TC is not feasible on this set up/frame. 18 inch tires 84T axle sprocket 301cc Predator and I'm thinking of getting a clutch with 10T giving me a gear ratio of 8.4/1(I believe) is this too low? or to...
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    Need help identifying kart/type of brakes

    picture of wheel hub
  7. W

    Need help identifying kart/type of brakes

    This appears to be a racing kart site, not sure this is the rightn place but i need some help identifying this cart or the braking system on it, it appears to be a drum brake, on both ends of the axle, they are round with a bracket that sticks out of the side and has a slot, that a stud off of...
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