Door X Rule Clarification

Continuing on the trend of new rules for NHRA in 2020, this video highlights the door X area of a chassis. Specifically, driver side door panels and how they are installed. The way the rule was phrased left Tim and many others scratching their heads on how it was to be implemented.



A quick call to NHRA tech officials brought insight to the intent of the rule which is clarified in tonight’s video.


Please pay attention to the full video as this rule does not pertain to all categories, but can be useful to most.


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The information contained in this video is based on the opinion of Tim McAmis and his 30+ years in the motorsport and manufacturing industries. Any action you take based upon the content provided shall be done at your own risk. TMRC and its affiliates are not liable for any losses and/or damages in connection with the use of this information.