8/23/2022
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 Drag Pak, entries with the 345 cubic inch engine and a factory rating of 305 currently rated at 347, has been increased by twenty six horsepower, to 373 horsepower: for Stock Eliminator.
NHRA's 2022 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 Aug. 23, 2022.