Points/Stats Schedules

National Events
Regional/Division Events
Member Track Directory
Division Offices
SRAC Advisor
Competition Number/License Applications & Forms
NHRA Approved ASO's
Insurance Claim Information
Automatic Horsepower Factoring System
AHFS Request
Engine Blueprint Specifications
Indexes and Records
NHRA Accepted Products
Stock Car Classification
Tech Support Contacts
Contingency Award Rules & Policies
Contingency Sponsor Requirements
Mello Yello Series Event Contingency Posting
NHRA Contingency Sponsor Approved Decals
W9 Form

Horsepower adjustments following the LODRS Division 4 event in Houston, TX


As the result of runs under the Automatic Horsepower Factoring System (AHFS) 1.20-second under policy at the NHRA division 4 event, the following changes have been made.

The horsepower rating for 69-70 Chevrolet Camaro, entries with the 350 cubic inch engine and a factory rating of 300 currently rated at 286, has been increased by ten horsepower, to 296 horsepower; for Stock Eliminator.

The horsepower rating for 90-91 Chevrolet Corvette, entries with the 350 cubic inch engine and a factory rating of 247-260 currently rated at 273, has been increased by nine horsepower, to 282 horsepower; for Stock Eliminator.

NHRA's 2018 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 April 16, 2018.