POWRi National Midget Car Series
USAC, POWRi, ARDC announce joint RPM limits
Officials of the United States Auto Club (USAC), POWRi and ARDC Midget Series today jointly announced a rule which will unify engine platform-specific RPM limits in all sanctioned races, effective May 29, 2016. This commitment to RPM limits constitutes a three-year commitment and any uniform limit modifications will be determined through on-going data analysis obtained through actual on-track racing.
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