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Pacific Division News



NHRA Tech Department makes changes to the Stock Car Classification Guide
April 16, 2018 The NHRA Technical Department recently made changes to the Class Guide. At the request of the Jones Engine Development the Jones cylinder head part number 283350 has been removed from the class guide. 70688
Apr 16, 20181 min read


NHRA Tech Department makes changes to the engine blue print specifications
April 16, 2018 The NHRA Technical Department recently made changes to the blueprint specifications. This change is in regards to the use of the Mopar Performance 3549884 (LD340) intake manifold for the 1968 thru 1970 Mopar Stock engines. On April 16th, 2018 the NHRA Tech Dept. deleted this part from the Blueprint specs. This was done following extensive research and review of our files from the manufacturer. This part was not an OEM part and was a dealer replacement. Per
Apr 16, 20181 min read


Horsepower adjustments following the LODRS Division 4 event in Houston, TX
4/16/2018 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA division 4 event, the following changes have been made. The horsepower rating for 69-70 Chevrolet Camaro, entries with the 350 cubic inch engine and a factory rating of 300 currently rated at 286, has been increased by ten horsepower, to 296 horsepower; for Stock Eliminator. The horsepower rating for 90-91 Chevrolet Corvette, entries with the 350 cubic i
Apr 16, 20181 min read


Horsepower adjustments following the Denso Auto Parts NHRA Four Wide Nationals event in Las Vegas, NV
4/10/2018 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA Four Wide event, the following change has been made. The horsepower rating for 1976 Ford Mustang, entries with the 302 cubic inch engine and a factory rating of 133 currently rated at 140, has been increased by eleven horsepower, to 151 horsepower; for Stock Eliminator. NHRA's 2018 Automatic Horsepower Factoring System outlines that any run of 1.20-secon
Apr 10, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: I was told by my local technical inspector that my Advanced E.T. Drag car is required to have a fire extinguisher system. Is she correct? Answer: Your local technical inspector is correct. A 5-pound, minimum, fire extinguisher system is mandatory on all cars, except rear-engine cars without an enclosed cockpit. 70457
Apr 10, 20181 min read


NHRA Tech Department makes updates to the Stock Car Classification Guide
April 3, 2018 The NHRA Technical Department recently made changes to the Class Guide. Chev 62-70 added SBC replacement heads for Super Stock 70642
Apr 3, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: Can I add a spoiler to the back of my Super Pro drag car? Answer: Yes you can. It must be permanently attached and be non-adjustable during the run. 70456
Apr 3, 20181 min read


NHRA Releases Stock / Super Stock Averages Throught 4-2
http://www.nhra.net/2018/images//Slow Averages 4-2.xls
Mar 29, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: I have a Snell 2010 helmet when do I need to re[lace it? Answer: The Snell 2010 helmet expires on 1/1/2022. 70455
Mar 27, 20181 min read


NHRA Releases 2018 Rulebook Amendment Updates
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. 70630
Mar 22, 20181 min read


Horsepower adjustments following the Amalie Motor Oil NHRA Gatornationals event in Gainesville, FL
3/20/2018 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA Gatornationals event, the following changes have been made. The horsepower rating for 93-98 GM Camaro, Firebird, entries with the 350 cubic inch engine and a factory rating of 275-285 currently rated at 358, has been increased by twelve horsepower, to 370 horsepower; for Stock Eliminator. The horsepower rating for 70-71 Mopar Challenger, Barracuda, e
Mar 21, 20181 min read


Horsepower adjustments following the Amalie Motor Oil NHRA Gatornationals event in Gainesville, FL
3/21/2018 The horsepower rating for 93-98 GM Camaro, Firebird, entries with the 350 cubic inch engine and a factory rating of 275-285 currently rated at 370, has been decreased by twelve horsepower, to 358 horsepower; for Stock Eliminator. These changes are effective March 21, 2018. 70628
Mar 21, 20181 min read


NHRA Releases 2018 Junior Drag Racing League Rulebook Amendment Updates
The NHRA Technical Department has released additional 2018 Junior Drag Racing League Rulebook Amendments. Unless otherwise noted in this document, these additional amendments will come into effect immediately. The 2018 Junior Drag Racing League Rulebook Amendments can be found under the Rules section of NHRARacer.com 70624
Mar 21, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: I recently purchased a car that I plan to run in Stock Eliminator. Are there any restrictions on what fuel I can use? Answer: There are fuel restrictions in Stock Eliminator. You may only use NHRA-accepted racing gasoline. To find a list of these fuels, please see NHRA’s Accepted Product List which can be found on NHRARacer.com. 70454
Mar 20, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: I am building a new car to run in the Top Sportsman class. With the aid of nitrous, I should be able to run in the 6.50 range at about 210 mph. Will I need to have two parachutes instead of only one? Answer: Yes you will need two parachutes. In fact, any cars running in excess of 200 mph must use dual parachutes. 70453
Mar 13, 20181 min read


Horsepower adjustments following the NHRA Lucas Oil event in Belle Rose, LA
3/7/2018 The horsepower rating for 73-74 Pontiac Trans Am, entries with the 455 cubic inch engine and a factory rating of 250 currently rated at 321, has been decreased by eleven horsepower, to 310 horsepower; for Super Stock Eliminator. These changes are effective March 7, 2018. 70586
Mar 7, 20181 min read


Tuesday Tech Question presented by Evans Coolant
Question: I have tubeless tires on my car it runs in the 10-second zone. Will I need to have metal valve stems installed? Answer: Yes you will need metal, screw-in valve stems. These valve stems are mandatory in tubeless tires on any vehicle running 11.99 or quicker 70452
Mar 6, 20181 min read


Horsepower adjustments following the NHRA Lucas Oil event’s in Phoenix, AZ and Belle Rose, LA
3/6/2018 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the Phoenix and Belle Rose events, the following changes have been made. The horsepower rating for 1978 Ford Fairmont, entries with the 302 cubic inch engine and a factory rating of 139 currently rated at 141, has been increased by five horsepower, to 146 horsepower; for Stock Eliminator. The horsepower rating for 73-74 Pontiac Trans Am, entries with the 455 cubic
Mar 6, 20181 min read


NHRA Tech Department makes updates to the Stock Car Classification Guide
March 1, 2018 The NHRA Technical Department recently made changes to the Class Guide. Ford 66-67 added 427 medium riser replacement head RPM C5AE-P 70577
Mar 1, 20181 min read


Horsepower adjustments following the NHRA Arizona Nationals event in Phoenix, AZ
2/27/2018 As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the Phoenix event, the following change has been made. The horsepower rating for 1986 Chevrolet C-10, entries with the 350 cubic inch engine and a factory rating of 165 currently rated at 222, has been increased by eight horsepower, to 230 horsepower; for Stock Eliminator. NHRA's 2018 Automatic Horsepower Factoring System outlines that any run of 1.20-seconds or
Feb 27, 20181 min read
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