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  1. M

    420cc with 1" 40D series drive and 3/4" driven clutch.....questions about difference in quality/manufacturer

    i got a new 420cc bout a week ago,,,the plan is to fab a kart chassis using 1" tubing dies w/jd2 bender my question is about the drive and the driven clutch choices in quality vs. the price IN OTHER WORDS.. #1 what is the best 40 series "Driver" clutch for the money and #2 also the best...
  2. M

    hey new guy here, im in the center of flyover country (wheat and corn fields) and just bought a new 420 for a kart build.

    my questions are about 40 series torq converters so i assume i should ask them in the engine/clutch area of the forum so thats where i'll go next.
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