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  1. R

    New 13 HP Clone Tear Down/Rebuild Suggestions

    So I just picked up a brand spanking new GX390 clone with electric start. Where's the weakspot in these clones? I'm going to tear it down and rebuild it and since I am at it I might as well do it right. I'm thinking new valves and springs, port and polish intake and exhaust, new rods, new...
  2. R

    What's a 2 stroke worth these days?

    Any ideas on what 2 strokes are going for these days, say from 125cc to 400cc and say 1980 to 2000? I wish I still had my 89 RZ350 - they are a friggin fortune now :mad2: I've found a 79 RD400 for $600 OBO - seems pricey but I know its a friggen rocket and would be awesome in a cart.
  3. R

    Pushing past the limits

    I want to build a cart that has lots of torque (don't care about top end) to do donuts and make the back end power slide in the cul de sac. If I can smoke tires, even better. Was going to build the frame out of 1" angle, 6.5HP clone. Need someone to do the math to give me a gear ratio and...
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