This reverse mount marine pan is for MK IV BBC. Pan is 8 in.” deep and holds 9 quarts of oil. It is designed with a front of engine pickup compartment with double trap doors for oil control in reverse mount engine applications. Features double trap door baffles, removable windage/anti-slosh baffle, 1/2 in. NPT drain fittings, and provisions for pan mounted dipstick. 14 gauge steel with a black powder coat, and brass plugs for durability and corrosion protection. This pan requires Canton's 18-311 pickup.