Horsepower adjustments following the NHRA Lucas Oil Division 4 event in Houston, TX

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3/26/2019

As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA national event, the following changes have been made.

The horsepower rating for 09-10 Dodge Challenger, entries with the 370 cubic inch engine and a factory rating of 340 currently rated at 348, has been increased by twelve horsepower, to 360 horsepower; for Stock Eliminator.

NHRA's 2019 Automatic Horsepower Factoring System outlines that any run of 1.20-seconds or more under the index will receive an immediate index decrease or horsepower increase. These changes are effective March 26, 2019.

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