More 2012 End of Year Stock and Super Stock Horsepower Adjustments Announced
- Jan 8, 2013
- 1 min read
Stock Horsepower Changes complete for 2nd half rating period 2012
Engine Make CID OEM HP NHRA HP New HP Years affected
Mopar 318 230 182 172 69 Dart
Mopar 440 390 390 385 69-71 GT
Mopar 318 150 185 182 1973 Dart
Mopar 440 385 411 404 1971 Charger
Super Stock Index Changes
Class Old Index New Index
SS/EM 9.95 10.00
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