In 1963 one could specify bucket seats in a Parisienne convertible. The first Custom Sports were 1964s, followed by 1965s, then for 1966 the Custom Sport was the A51 bucket seat & trim option. 2+2 came along for '67.
__________________
67 Chevelle Malibu Sport Coupe, Oshawa-built 250 PG never disturbed.
In garage, 296 cid inline six & TH350...
Cam, Toronto.
I don't judge a man by how far he's fallen, but by how far back he bounces - Patton