Condition: Used Up for sale is a n original 1965-1974 Corvette Big Block Chevy trap door oil pan. This is for all 396-427-454 Corvette's regardless of horsepower. The pan features the four corner reinforcing tabs and an "A" drain plug. This pan is as nice as one could hope to find as it does not have any major dents, dings, scrapes etc... As you know these originals are getting hard to find so ...