NMCA Tech Committee Makes Adjustments to Xtreme Street Class Rules

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:  https://www.nmcadigital.com/2020-event-info/class-rules-payouts/