Early A-body vs Later A-body

1966 Valiant 'S-66'

Plymouth never went though with it's original plan to offer a 'Special Order'
Valiant 'S-66' in the V-100 Post-Sedan.

A 'special performance' version of the 273 Commando, but rated at 255 HP
and only available in the Valiant V-100.

* Specially prepared Cylinder Heads by 'Kenyon'.
* 'Clay Smith' Solid Lifter Camshaft {.450" Lift / 274* Duration / 50* Overlap}
* Holley 585 CFM ~ Model #4160 Carburetor
* Aluminum Intake Manifold