File:GM Engine Tech4.png

Summary

Non-free media information and use rationale – non-free logo true for Iron Duke engine
Description	This is the logo for Iron Duke engine.
Source	The logo may be obtained from Iron Duke engine.
Article	Iron Duke engine
Portion used	The entire logo is used to convey the meaning intended and avoid tarnishing or misrepresenting the intended image.
Low resolution?	The logo is of a size and resolution sufficient to maintain the quality intended by the company or organization, without being unnecessarily high resolution.
Purpose of use	The image is placed in the infobox at the top of the article discussing Iron Duke engine, a subject of public interest. The significance of the logo is to help the reader identify the organization, assure the readers that they have reached the right article containing critical commentary about the organization, and illustrate the organization's intended branding message in a way that words alone could not convey.
Replaceable?	Because it is a non-free logo, there is almost certainly no free representation. Any substitute that is not a derivative work would fail to convey the meaning intended, would tarnish or misrepresent its image, or would fail its purpose of identification or commentary.
Other information	Use of the logo in the article complies with Wikipedia non-free content policy, logo guidelines, and fair use under United States copyright law as described above.
Fair useFair use of copyrighted material in the context of Iron Duke engine//en.wikipedia.org/wiki/File:GM_Engine_Tech4.pngtrue

Licensing

This is a logo of an organization, item, or event, and is protected by copyright. The use of low-resolution images on the English-language Wikipedia, hosted on servers in the United States by the non-profit Wikimedia Foundation, of logos for certain uses involving identification and critical commentary may qualify as non-free use under the copyright law of the United States. Any other uses of this image, on Wikipedia or elsewhere, may be copyright infringement. Certain commercial use of this image may also be trademark infringement. See Wikipedia:Non-free content and Wikipedia:Logos.

Use of the logo here does not imply endorsement of the organization by Wikipedia or the Wikimedia Foundation, nor vice versa. Fair use