NMCA Tech Committee makes parity adjustment to Xtreme Pro Mod

The NMCA Technical Committee made rules adjustments today in Xtreme Pro Mod. Adjustments include a base weight change for big-block centrifugal combinations. This adjustment takes 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/