Sitters model pack is an excellant collections of models that has been kindly configured for use in the Cube 2 engine by Suicizer at Quad. The models generally have masks and bump maps and are generally 20C in flavour. We have used a few in MekArcade. Get it here:
http://quadropolis.us/node/3142. Special thanks to Sitters electronics for creating all of the models and thanks to Suicizer for putting it all together.