Originally Posted by sp115
Lasse, what did you do to the crankcases? De-grease and clean? Polish? Bead-blast? Trying to figure out how to attack mine. Also trying to find something less than poisonous to use.
This (second picture in the link) looks good, just not sure of what "the process" means.
I vapourblasted them, without any media. Which is then just hot, highpowered water/solvent :)