Piston-cylinder test

I wanted to create a tone-generator by letting a piston move up and down on a crankshaft. Though after moving the piston through the cylinder as a test, i noticed that this way was going to make too much friction noise next to the tone sound. I have thought of a different approach for the tone-generator which i will make next.

I uploaded it here anyway for archiving purposes. If anyone wants to continue this little project feel free to do so.

Next to creating a petrol-engine (which probabl