I realize that I have been neglecting the thread for a while, so I'll be posting two new entries today.
This is the 1961 Oldsmobile (Super 88) Starfire 2-door Convertible.
Image: Mecum Auctions
Engine Choices:
394/250(250) P-Q-R/S, P-Q-R/SA, SS/O-P, SS/OA-PA
394/325(325) J-K-L/S, J-K-L/SA, SS/K-L-M, SS/KA-LA-MA
394/330(330) J-K-L/S, J-K-L/SA, SS/K-L-M, SS/KA-LA-MA
Data: Class Racer Info