Pacific Division News

The NHRA Technical Department released Horsepower changes December 22, 2017 after review and evaluation of written requests from Lucas Oil Sportsman Series competitors. All changes are effective January 1, 2018. Only those requests received by November 14, 2017 were considered during this scheduled evaluation. Any requests received after November 14, 2017 will be reviewed during the next scheduled evaluation of 2018. Letter review is part of NHRA's commitment to evaluating in

Jan. 1, 2018 The NHRA Technical Department recently made changes to the blueprint specifications. Buick 98-99 added missing pages to website Chev 1967 327 350 added intake casting 3872783 Dodge 09-13 345 300 added piston dome volume Pont 1988 350 225 corrected piston volume 70430

Question: I have a supercharged front-engine dragster that I run in Top Dragster. Can you tell me what the fire extinguisher system requirements are for my combination? Answer: According to the 2017 NHRA Rulebook (Section 6B, page 9) you must have “a minimum 20-pound NHRA-accepted system.” Keep in mind that the “system must be divided with a minimum one nozzle directed into the driver compartment and minimum one nozzle directed into the engine compartment.” 70274

Earlier today the NHRA Technical Department released the latest update to the 2016 to 2018 Hot Rod Heritage Racing Series Rules Supplement Amendments. The 2016 to 2018 Hot Rod Racing Series Rules Supplement Amendments can be found on NHRAracer.com under Rules. 70410

The NHRA Technical Department has released the 2018 NHRA Exhibition Vehicle Rulebook Supplement. The 2018 NHRA Exhibition Rulebook Supplement can be found under the Rules section of NHRARacer.com. 70409

Question: I am putting a roll bar in my street/strip car so that I am able to meet the safety requirements at the speed I am running. Being a daily driver, can the rear crossbar be bolted in so that I can still have good access to the back seat? Answer: No, the cross bar may not be bolted in. In the 2017 NHRA Rulebook, Section 20, page 21 it states, “Crossbar and rear braces must be welded to main hoop.” This page describes all of the specific requirements for your new roll b

The NHRA Technical Department has released additional 2018 Rule Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2018 NHRA Rulebook Amendments can be found under the Rules section of NHRARacer.com. 70397

Question: I’m running a low eight second dragster and I would like to use a head and neck restraint system. I was told I would still need to use my neck collar. Is this correct? Answer: In the 2017 NHRA Rulebook, section 4A, page 8, it states “If SFI Spec 3.3 neck collar is required and driver opts to use an SFI 38.1 head and neck restraint system instead, then SFI Spec 3.3 head sock or SFI Spec 3.3 skirted helmet mandatory.” 70270

Question: Can I have a momentary cutoff switch in my Jr. Dragster cockpit if I have a separate cutoff toggle switch? Answer: Yes you can. In the 2017 NHRA Summit Jr. Drag Racing League Rulebook, page 39, Buttons/Switches, it states, “Entrants are allowed to use a total of two buttons in the cockpit. One of these switches/buttons is for the ignition shutoff, which cannot be momentary and cannot be reset from the driver’s compartment; the second is available for any function (i

For the 2018 NHRA Lucas Oil Drag Racing Series all competitors that have a PERSONAL INDEX will qualify off of that index. Competitors that do not have a PI will continue to qualify off of the Class index. Class and Personal indexes will remain unchanged. Competitors who adjusted their index (personal or Class) in two classes during the 2017 season will be permitted to change classes in 2018. 70389

http://www.nhra.net/2017/images//Slow AveragesPC22.xls

http://www.nhra.net/2017/images//Fast AveragesPC22.xlsm

I am new to drag racing, and I am currently building a Super Pro Dragster. I was told that the delay box must be NHRA Accepted. How do I find what delay box is legal for my application? Answer: A full list of all NHRA Accepted products is available on NHRARacer.com. Simply navigate to the site, look at the column on the left and find the link labeled NHRA Accepted Products. The resulting page gives you a link to the Accepted Products List as well as information as to how new

11/14/2017 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the Las Vegas event, the following change has been made. The horsepower rating for 1975 Ford Mustang, entries with the 302 cubic inch engine and a factory rating of 129 currently rated at 149, has been increased by seven horsepower, to 156 horsepower; for Stock Eliminator. NHRA's 2017 Automatic Horsepower Factoring System outlines that any run of 1.20-seconds or

New rules were released today to correct errors made in the original release of November 1st, 2017. These corrections include the removal of the 2010 Mustang Cobra Jet 330, 500 HP, 4.0L Whipple supercharger and the 2012 Mustang Cobra Jet 330, 510HP, 4.0L Whipple supercharger combinations. These two combinations were never previously permitted in the School of Automotive Machinists & Technology NHRA Factory Stock Showdown and they were added in error by the manufacturer. Also,

Question: My son’s Jr. Dragster has suspension in both the front and rear of the car. Are there any rules regarding how much travel the car can have? Answer: In the 2017 NHRA Summit Jr. Drag Racing League Rulebook, page 34, Suspension, it states, “Suspension permitted; maximum upward suspension travel 2 inches.” 70267

11/6/2017 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the Las Vegas event, the following change has been made. The horsepower rating for 1975 Ford Mustang, entries with the 302 cubic inch engine and a factory rating of 129 currently rated at 144, has been increased by five horsepower, to 149 horsepower; for Stock Eliminator. NHRA's 2017 Automatic Horsepower Factoring System outlines that any run of 1.20-seconds or m

http://www.nhra.net/2017/images//Slow Averages LN2.xls

http://www.nhra.net/2017/images//Fast Averages LN2.xlsm

Earlier today the NHRA Technical Department released the 2017 to 2018 JDRL Rulebook Amendments. These amendments document the JDRL rule changes that will come into effect beginning January 1, 2018. The 2017 to 2018 JDRL Rule Amendments can be accessed by navigating to the TECH, Rules, 2017 to 2018 JDRL Rule Amendments. Please continue to visit NHRAracer.com periodically to get updates on the most recent Rule Amendments. 70348