Quote:
Originally Posted by Jooseppi Luna
Apparently straight-cut gears are sometimes made with synchronizers -- see here. I kind of like the gear whine, but I could see it getting tiring for an extended period of time. Also, why would (yeah, I'm responding to DeliveryValve now...) first & second be straight-cut while the rest is helical-cut? Do the lower gears need more strength?
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I'm only speculating, but I imagine the strength is needed to get a potentially loaded heavy vehicle going from a stand still. As soon as it gets up and going, strength in the gears are not that critical.
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