Horsepower adjustments following the Division 3 event in Bowling Green, KY

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8/31/2021

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

The horsepower rating for 1977 Ford Mustang, entries with the 302 cubic inch engine and a factory rating of 122 currently rated at 137, has been increased by five horsepower, to 142 horsepower: for Stock Eliminator.

NHRA's 2021 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 August 31, 2021.

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