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Cadyou is a free resouce for creative commons licensed 3D Models, CAD Blocks and Textures

The HowStuffWorks Auto Section contains articles about everything from engine workings to classic cars. Learn about cars on HowStuffWorks Auto.

3D models for CAD/CAM/CAE designers. Cars, cities, airplanes and other polygonal and NURBS/SOLID models.

CAD Blocks FREE! Download FREE CAD Blocks from a variety of categories and CAD disciplines. Browse before you download as all of our CAD Blocks have detailed thumnail views!

Buy and sell electronics, cars, clothing, apparel, collectibles, sporting goods, digital cameras, and everything else on eBay, the world

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Car Design for Automotive Designers, Engineers and Enthusiasts

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Download free AutoCAD 2011: AutoCAD is computer assisted designing software application to create 2D and 3D drawings. AutoCAD is the professional designing tool per excellence

An online center for Computational Fluid Dynamics. Services include a comprehensive link section, a jobs database, a CFD-Wiki, and a discussion forum. This is the largest CFD site on the net.

WikiAnswers: Questions and Answers from the Community

Craftsmanspace contains free woodworking and metalworking DIY (do it yourself) project plans and patterns with detailed manufacture and assemblage descrfiption.