How to Make a Lego Vacuum Engine

all i ever wanted to make is a real working lego engine.
so i tried but failled over and over again.
but at least .......
it worked
i was so exited about it that i wanted to make an instructable about it
so here it is.



if u see a lot of vocabularity wrong spelled or somthing like that english is not my original language

Step 1: Parts

Step 2: Piston

Step 3: Crank 1

Step 4: Crank 2

Step 5: Crank Schaft and Flywheel

Step 6: Assembly

and for the final part yust put them together and done

Step 7: Video

now yust put a vacuum cleaner against it , give it a spin and tadam
there u have it

http://www.youtube.com/watch?v=qprk65sXE1A