Who's idea for the 68' Hemi Dart

Edge,

1967 NHRA Super Stock Classes
* SS/A ......... 0.00 to 6.99 Wt/HP
* SS/B ......... 7.00 to 7.69 Wt/HP
* SS/C ......... 7.70 to 8.69 Wt/HP
* SS/D ......... 8.70 to 9.49 Wt/HP
* SS/E ......... 9.50 and up Wt/HP

For 1968, the NHRA changed it up a bit

1968 NHRA Super Stock Classes
* SS/A ........ 0.00 to 5.99 Wt/HP
* SS/B ........ 6.00 to 6.99 Wt/HP
* SS/C ........ 7.00 to 7.69 Wt/HP
* SS/D ........ 7.70 to 8.69 Wt/HP
* SS/E ........ 8.70 to 9.49 Wt/HP
* SS/F ........ 9.50 and up Wt/HP

SS/A was reserved for 'future' cars.
* 1968 Corvette 427/560 HP ~ 'All-Aluminum ZL-1'
* 1968 Mustang GT 427/600 HP ~ 'SOHC Cammer'