VW Clean diesels.... how did they get them so clean?

[newbury]

Drive it through the transmission and use the cruise control to set the "pto speed".

Aaron Z

And then project a movie in front of it and pretend your driving!!

 

[IslandTractor]

And then project a movie in front of it and pretend your driving!!

Watch out for speed traps!

 

[ultrarunner]

For a project I built a flyball governor that was the common method to regulate steam engines... worked very well and got me a blue ribbon at the Science Fair... purely mechanical.