The NHRA Technical Department has released additional 2024 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2024 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com.

These amendments include the following changes…See the latest amendments for complete details.

• Section 4: Summit JDRL – Engine and Camshafts updated
• Section 6: Pro Mod – Nitrous Assisted 961+ cid combination added
• Section 6: Pro Mod – Cylinder Heads updated
• Section 11B:  Factory Stock Showdown – Parity adjustments
• Section 18: Funny Car – Fresh Air System updated
• Section 19: Top Fuel Dragster – Fresh Air System updated