Yes, the extra gear on the drive shaft can be used to further reduce and I believe this gear is different between Enduro and Motocross so they do use it to tune.
The one reason I have thought of why they may not have gone in the reverse direction though is that the engine rotating backwards...
Yes, the Maico will achieve 7000 possibly 8000 max RPM. The bike can do upwards of 80mph.
These bikes were built for racing. The early 70s had 3 rows of primary chains while the later models, like mine, have 2 rows of chains.
That is right that the mainshaft and the crankshaft will be...
The first picture is my 1982 Maico 490. The second is my 1984 KTM 495. Maicos prior to 1983 had primary chains. Older bultacos also had primary chains.
They require more maintaince. (see video below)
This is why I am asking the question on the advantage of it, I know the...
So the answer in the Chain vs. Gears is surface area is more with gears than with the chain, so that is why a chain is better transfer of torque than gears?
Chain Driven Primary Drive
http://www.maicowerk.com/Images/Maico/1982490/Legacy/clutch_large.jpg
Gear Driven Primary Drive...
I have been searching for explanations and formulas on this subject but have been hard pressed to find what I am looking for unfortunately. I would be appreciative if anyone could either provide some answers or any external resources they could point me to which has detailed information on this...