The worm gearbox utilizes a large diameter heat wheel. A worm or screw meshes with teeth over the outer circumference from the gearbox. Third major or superior-velocity gear. By operating the crankshaft lever, the 2nd gears of the key shaft and countershaft are disengaged, and after that the second https://gearbox47801.blogocial.com/gearbox-an-overview-69563711