looks like a good start, the best metal texturing tuts are: http://racer445.com/ bar none, those are great. a good way to get a greasy look is to keep the original diffuse color, but add some white grunge to the specular.
cool design. but, if youre doing metal you *need* an environment map or cubemap for it to reflect. thats what gives metal its look. Thats why a lot of people's metal looks like concrete. Even if you have shiny highlights, it still wont look right. Also, the diffuse on metal are generally dark. thats so when its reflecting…