Also have a browse through the site, some cool stuff in all sorts of categories!
http://arvalis.deviantart.com/art/UPGRADE-268022499
And some fun galleries you may enjoy scraping:
http://synthetikweekend.tumblr.com/
http://robotlovelife.tumblr.com/
http://rude-mechanicals.tumblr.com/ Not really sexual, even as much as its title suggests, but some amazing sci-fi/cyberpunk/mecha art
http://d0lls.tumblr.com/ Might some some good material to manip, I know I found some things that tickle my fancies
