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Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

Car Design for Automotive Designers, Engineers and Enthusiasts

IronCAD LLC develops and markets 3D CAD design software and product data management software. IronCAD provides design solutions to customers worldwide.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

CADTutor provides free video tutorials, articles, downloads and a busy community forum for users of AutoCAD and associated software.

YouTube is a place to discover, watch, upload and share videos.

Dassault Systèmes SolidWorks Corp. develops and markets 3D CAD design software, analysis software, and product data management software. SolidWorks is the leading supplier of 3D CAD product design engineering software.

race car engineering, design and construction for amateurs.

RC Universe is the largest radio control website to buy, sell, trade and discuss rc cars, rc planes, rc helis, rc electric airplanes or helis, boats, radios and engines plus read our free online radio control magazine.

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

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

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