This open chassis "L" style steel wet sump is for '85 and earlier Small Block Chevys with left or rear mounted starters. This oil pan is designed for chassis without x-members under the engine (asphalt and dirt modified, sprint cars, and some late models). It has an 11-1/2" wide, 16" long, 7" deep "L" sump with a 9 quart system capacity. Requires one of our pickups. Also an available option for this pan is #20-914 Pro Louvered Wind age Tray, designed to replace the standard screen tray in this pan.