As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA Southern Nationals event, the following change has been made.
The horsepower rating for 1978 Ford Mustang, entries with the 302 cubic inch engine and a factory rating of 139 currently rated at 139, has been increased by six horsepower, to 145 horsepower; for Stock Eliminator.
NHRA's 2014 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 May 21, 2014.