As you’d expect with such a considered design, there’s straight string-pull over the perfectly cut nut, which the spec sheet ...

The connecting rod and crankshaft bearings can readily be ... There is the usual battery and coil system, and there is also an Eisemann high-tension magneto. The two systems are entirely ...

Cross threading occurs when the bolt is misaligned with the threads in the nut. It can destroy the threads, or cause the nut to jam. The standard beveled end process makes cross threading a ...