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NMCA Tech Committee Makes Adjustments to Xtreme Street Class Rules

Posted By: nmrasalesdept
The NMCA Technical Committee released a rule adjustment today in Xtreme Street. Adjustments include a new cylinder head permitted for Chrysler small-block combinations in NMCA Xtreme Street. These amendments go into effect immediately, unless otherwise noted in this document. The 2020 NMCA Class Rules and all Rule Revisions/Clarifications can be found here:

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