A Century 455 powered with the small rear quarter glass and convex rear glass? Curious about the 73-4's.
Are you asking about a Century without the Gran Sport package? This is from a 74 Gran Sport order form. You could get a 455 or 350
The Century with smaller side glass and ‘v’ shaped back glass was a Century Luxus, which could not be ordered as a GS. Mike, could a Luxus ve ordered with a 455? Patrick
1974 Buick Century Luxus Coupe Factory 455 U Code 34,668 Original Miles - Classic Buick Century 1974 for sale (smclassiccars.com)