It doesn't get much better than this finned block off plate, it may even be one of the nicest finned block offs on the planet.

This finned fuel pump block off is for your early Oldsmobile, Buick and Cadillac V-8 engines. It will fit the 1953-66 Buick nail-head engines, the 1949 -59 Olds, and the 1949-60 Cadillac engines.

This is CNC machined 6061 aluminum that is 5/8" thick, it is solid, with really deep fins that gives you a nice solid high quality block off plate. It comes with bolts and a brushed finish.