Ever heard of how Penske and Donohue got the unfair advantage with the Javelin?

They took Porsche 917 brakes (Girling manufactured) to the AMC people, had AMC part numbers made for the Porsche brake parts, then had those Porsche 917 brakes sold over the counter to meet the SCCA regulations

https://theamcforum.com/forum/penskedonohue-javelin-replica_topic78747_page3.html

https://www.canepa.com/museum/1970-amc-javelin-trans-am/