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Pacific Division News



NHRA Tech Department makes corrections/updates to the Stock Car Classification Guide
June 9, 2025 The NHRA Technical Department recently made changes to the Class Guide. GM 92-98 350 added Edelbrock 60947 73220
Jun 8, 20251 min read


NHRA Tech Department makes additions/corrections to the engine blueprint specifications
June 6, 2025 The NHRA Technical Department recently made changes to the blueprint specifications. Chev 16-20 376 410 corrected induction type 73219
Jun 6, 20251 min read


Detailed Run Schedule - Super Grip NHRA Thunder Valley Nationals
http://www.nhra.net/2025/images/NHRARacer/detailed_run_schedule_BT1_25_2.pdf
Jun 4, 20251 min read


NHRA Updates the Exhibition Rulebook Supplement
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 Dragster and Jet Funny Car cannot compete with other types of vehicles 73217
Jun 4, 20251 min read


Super Grip NHRA Thunder Valley Nationals Withdraw Notice
Due to the pending forecast this weekend, we may need to adjust the schedule. While our goal remains to complete the event within the originally scheduled dates, weather conditions may require changes. We understand you may need additional time to evaluate the forecast. To accommodate this, the deadline to withdraw from the event has been extended to 1:00 PM PT on Wednesday, June 4th. If you choose to withdraw, please log into your account at www.nhraeventreg.com and sele
Jun 2, 20251 min read


Contingency Reminder – New England/Bristol Competitors
The NHRA tech trailer has contingency decals for several new partners, including Drag Stat, which joins the program this weekend. The tech trailer also has stickers for eight new companies announced in recent months. A reminder that contingency stickers must be displayed on the race car prior to eliminations round 1 at an event and remain on the vehicle for all runs in order to be eligible for payout at the end of an event. A full list of new sponsors can be found here:
May 30, 20251 min read


Detailed Run Schedule - NHRA New England Nationals
http://www.nhra.net/2025/images/NHRARacer/detailed_run_schedule_NH1_25.pdf
May 28, 20251 min read


NHRA Tech Department makes additions/corrections to the engine blueprint specifications
May 23, 2025 The NHRA Technical Department recently made changes to the blueprint specifications. Ford 1977 302 122-137added alternate cylinder head 73211
May 23, 20251 min read


NHRA Releases 2025 Rulebook Amendment Updates
The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com. These amendments include the following changes…See the latest amendments document for complete details. Top Alcohol Dragster and Funny Car – New supercharged nitro combinations added for 2026 73212
May 23, 20251 min read


NHRA Releases 2025 Rulebook Amendment Updates
The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com. These amendments include the following changes…See the latest amendments document for complete details. Section 4, Jr. Drag Racing League, Support Group, Gauges, Page 17 – Added Computech Datamaxx JR gauge as a
May 21, 20251 min read


NHRA Technical Department Makes Parity Adjustment Changes to the FLEXJET NHRA Factory Stock Showdown
Based on the FLEXJET NHRA Factory Stock Showdown performance numbers from the Gerber Collision and Glass Route 66 NHRA Nationals at Route 66 Raceway in Chicago, IL, the NHRA Technical Department is increasing the supercharger overdrive by changing the upper supercharger pulley for the 19-23 Chevrolet Copo 350 from 3.625 inches to 3.500 inches. This rule change will go into effect immediately. NHRA reserves the right in the future to make additional rule changes to control per
May 20, 20251 min read


NHRA CLARIFIES RULES PERTAINING TO NHRA ACCEPTED PISTONS
Stock/Factory Stock Showdown Competitors; Effective immediately, all Stock, Factory Stock Showdown entries are required to use OEM or NHRA accepted aftermarket replacement pistons. NHRA accepted aftermarket replacement pistons must match the piston submitted and accepted by NHRA, in dimensions, shape and appearance, without exception. The discovery of any piston that does not match the NHRA accepted aftermarket replacement piston as submitted will result in disqualification f
May 20, 20251 min read


Detailed Run Schedule - Gerber Collision & Glass Route 66 NHRA Nationals presented by PEAK Performance
http://www.nhra.net/2025/images/NHRARacer/detailed_run_schedule_CI1_25.pdf
May 13, 20251 min read


NHRA Releases 2025 Rulebook Amendment Updates
The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com. These amendments include the following changes…See the latest amendments document for complete details. Division Field Offices, Page iv – Division 4 and Division 5 Services Coordinator updated Section 11A, Stoc
May 12, 20251 min read


NHRA Tech Department makes additions/corrections to the engine blueprint specifications
May 12, 2025 The NHRA Technical Department recently made changes to the blueprint specifications. Ford 71-85 added missing carburetor specifications 73205
May 12, 20251 min read


NHRA Updates the Exhibition Rulebook Supplement
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 Dragster and Jet Funny Car tires updated 73204
May 8, 20251 min read


Statement of Action Against Participant
The following action has been taken against Jesse Fritts regarding an incident that occurred during the Division 3 Divisional at Lucas Oil Indianapolis Raceway Park. Fritts has been fined two-thousand five hundred dollars ($2,500) for doing a transbrake test in the staging lanes. This violates Warm-up rules as found in the 2025 NHRA Rulebook. The fine will be dedicated to enhancing the capabilities of the Safety Safari. The fine is appealable. 73202
May 2, 20251 min read


NHRA Technical Department Makes Parity Adjustment to Top Alcohol Funny Car
Effective immediately, Top Alcohol Funny Cars using the injected nitro combination with a 3.19 and numerically lower rear gear ratio are restricted to a nitromethane content of no more than 90.5%. 73201
May 1, 20251 min read


NHRA Tech Dept Makes Rules Clarification
NHRA General Regulations 9:14 WARM-UPS It is mandatory that a driver be seated in the car in the normal driving position anytime the engine is running, unless coupler or driveline is removed from vehicle. The practice of transbrake testing, converter stalls, line-loc testing, and/or transmission warming is prohibited in all classes, in all areas of the event except in starting-line approach areas beyond staging, or unless vehicle is on jackstands. Non-compliance is grounds
Apr 29, 20251 min read


NHRA Releases 2025 Rulebook Amendment Updates
The NHRA Technical Department has released additional 2025 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2025 NHRA Rulebook Amendments can be found under Tech, then Rules on NHRARacer.com. These amendments include the following changes…See the latest amendments document for complete details. Section 5C, E.T. Motorcycle, Engine, Page 14 – Starting clarification. See Electrical, Starter for starte
Apr 25, 20251 min read
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