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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

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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.

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

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race car engineering, design and construction for amateurs.

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.

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

Download free cad software for view and drawing .dwg files,2D and 3D cad design software for architectural,house design,Manufacturing,mechanical engineering.

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Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.