The NHRA Technical Department has released additional 2023 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2023 NHRA Rulebook Amendments can be found under the Rules section of NHRARacer.com.

These amendments include the following changes…

• Section 4H: Electric-Powered Vehicle – Battery Charging.
• Section 21: General Regulations, Supercharger Restraint – Ball-lock pin attachment to engine brackets prohibited.
• Section 6: Pro Mod – Parity adjustment updates.