Here is a shot of Cedric starting up a machine that he cobbled together from about a dozen wrecks he found strewn about a battlefield on the surface of a planet. According to the documentation he could find, this vehicle was known as an APU or Armored Personnel Unit.

APU concept copyright Warner Brothers
Space marine armor concept copyright Games Workshop
Cedric copyright me.
Many thanks to Kamber for the use of one of her hangers in SL for the pictures.