Horsepower Adjustments Following the NHRA Arizona Nationals Event in Phoenix, AZ

As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the JEGS Sports Nationals, the following change has been made.

The horsepower rating for 2012 Ford Cobra Jet, entries with the 330 cubic inch engine and a factory rating of 510 currently rated at 510, has been increased by seventeen horsepower, to 527 horsepower; for Super Stock Eliminator.

NHRA's 2011 Automatic Horsepower Factoring System outlines that any run of 1.20-second or more under the index will receive an immediate index decrease or horsepower increase. These changes are effective Oct. 17, 2011.

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