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  1. justafarmer

    Is bigger better

    Thoughts. Thinking about giving cyclex a stack if money. Send them a 78 lower end 73 cylinder and head. They send me back a complete mill sporting 970ccs 12.5:1 comp. Running hard weld rockers beehive springs .4 lift cam 263 deg duration. Enlarged intake ports with 34mm carbs. I hardly see...
  2. justafarmer

    Final gear ratio

    Hellos Buddy working on a 74 cb750sohc chop. He wants to run a 16inch rear. Rough figuring a 10 percent size difference i suggested a 18/41 drive set. Would that be too tall of gearing
  3. justafarmer

    What is this

    Hello. i recently purchased an cb750 told it was stroked out to 880. Research suggests it is not. But the real question is the serial number on the case. The pad has not been altered. The number is IDA2988another digit. In my limited research i have not found anything like this. What gives? Yes...
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