Originally Posted by
ZiG-87
I don't understand the physics of this.. If an engine is running backwards, it would have to be sucking in air from the exhaust and blowing exhaust out the air filter. And where would the fuel come from? How would there be any compression?
On these type of 2 stoke motors, it will run in either direction since you don't have valve or ignition timing. I have had it do that to me on several occasions.