More 2015 End of Year Stock and Super Stock Horsepower Adjustments Announced
- Jan 27, 2016
- 1 min read
Stock/SS Horsepower Changes complete for 2nd half rating period 2015
Engine Make CID OEM HP NHRA HP New HP Years affected
Buick 350 195 272 268 1972 GS
Chev 327 250 249 245 1964 Chevelle
Chev 327 250 251 245 1964 Full size
Mopar 340 275 304 300 68-70 Dart
Mopar 360 220-245 305 301 74-76 Dart
Mopar 360 220-245 301 305 74-76 Challenger
Ford 302 230 235 229 1968 Mustang
Olds 307 180 240 237 87-88 Cutlass
Pont 350 170-200 254 250 1974 LeMans
Chev 454 345 385 376 1970 GT RWD
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