Pacific Division News

During Q1 at the 2026 AMALIE MOTOR OIL NHRA Gatornationals at Gainesville Raceway, John Ausherman's Top Alcohol Dragster entry was found to have fuel with a nitromethane content exceeding the maximum amount allowed. As a result, his Q1 run was disqualified.

The NHRA Technical Department has released an updated Exhibition Rulebook Supplement. Unless otherwise noted in this document, these changes will come into effect immediately. The Exhibition Rulebook Supplement can be found under the Rules section of NHRARacer.com. This update includes the following changes… See the latest Exhibition Vehicle Rulebook Supplement for complete details. Jet vehicles Driver Restraint System – Beginning January 1, 2027, a minimum seven-point driv

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Pro Mod, Master Cutoff – Any NHRA solid-state electrical power cutoff permitted Top Sportsman, Fuel System

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Division Field Offices, Page iv – Division 1 and Division 3 contacts updated Section 11B, Factory Stock Sh

Feb. 25, 2026 The NHRA Technical Department recently made changes to the blueprint specifications. Chev 1988 Added Monte Carlo engine specifications Dodge 2026 Added Charger Drag Pak

Feb. 25, 2026 The NHRA Technical Department recently made changes to the Class Guide, due to clerical errors as follows. Chev 1988 added Monte Carlo engines Dodge added 2026 Charger Drag Pak

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Section 6, Pro Mod, Drive Train, Transmission, Page 6 Valve body must be NHRA accepted A 500psi sensor mus

The NHRA Technical Department recently made changes to the Class Guide. Mopar 64-91 273-360 added replacement cylinder head Mopar 66-67 273 180/177 change to 273 180/166 Mopar 66-67 273 180 corrected engine family number

NHRA has updated the digital version of the 2026 NHRA Rulebook to reflect all of the rule amendments made through 02/05/2026. The 2026 NHRA Rulebook can be found under the Rules section on NHRARacer.com.

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Junior Street , Page xvii, Age Requirements – Age requirements clarified Section 4, Junior Drag Racing Lea

The NHRA Technical Department has released the 21st edition of the 2026 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 2026 NHRA Hot Rod Heritage Racing Series Rules Supplement, 21st Release can be found under Tech, then Rules on NHRARacer.com. Notable changes include… Nostalgia Top Fuel and Funny Car, Accepted fuel pumps manufacturers an

Below are the amended changes for 2026. G/DA new index 9.91 (2025 index 9.86) K/D new index 8.03 (2025 index 7.98) K/DA new index 8.15 (2025 index 8.10) L/D new index 8.95 (2025 index 8.90) All other classes will remain unchanged from 2025. This includes A/A and A/ED.

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Section 11A, Stock, Page 7, Rear End – Language clarification, Conventional 9-inch rear housing permitted

The NHRA Technical Department recently made changes to the blueprint specifications. Chry 2021 added alternate supercharger case for Factory Stock Showdown, Factory X only.

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Sections 14 and 14B, Top Alcohol Dragster, Supercharged Nitro combination permitted Section 16, Pro Stock

Dec. 19, 2025 The NHRA Technical Department recently made changes to the blueprint specifications. Ford 2013 363/330 - 427/425 added alternate cylinder head 73283

The NHRA Technical Department has released additional 2026 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2026 NHRA Rulebook Amendments can be found on NHRARacer.com under Tech, then Rules. These amendments include the following changes…See the latest amendments document for complete details. Section 11A, Stock Cars, Engine – Billet crankshafts permitted Section 12A, Super Stock, Engine – Billet c

Dec. 19, 2025 The NHRA Technical Department recently made changes to the Class Guide. Chev 396 390/442 change to 390/428 13-15 stock 73284

Automatic Horsepower Factoring System (AHFS) The AHFS is used to review and evaluate runs in Stock and Super Stock for possible horsepower adjustments. The review for factor adjustments is conducted once per racing season. The data used during the review for possible increases in hp is cumulative from the 1st National or Divisional event through the final National or Divisional event of the calendar year. Runs included in the AHFS database are limited to final qualifying ru