The NHRA Technical Department has released the 19th edition of the 2025 NHRA Hot Rod Heritage Racing Series Rules Supplement. Unless otherwise noted in this document, the additional amendments included in this release will come into effect immediately. The 2025 NHRA Hot Rod Heritage Racing Series Rules Supplement, 19th Release can be found under Tech, then Rules on NHRARacer.com.

Notable changes include…

• A/Fuel Eliminator rule set updated
• Nostalgia Top Fuel, crank triggers permitted