Oil Filter Adapter; SBC; BBC Mk IV; -10AN Inlet/Outlet Ports; Lowers Oil Filter 1.75 in.; Plumb Accumulators/External Dry Sump Oil Pumps; • Mount in spin-on oil filter pocket, between the oil filter and the engine block to eliminate the need for a remote oil filter • Machined out of billet aluminum with a black anodized finish for durability and long-lasting looks • Eliminates the need for an oil bypass eliminator, so unfiltered oil does not go back into the engine • Includes full instructions, mounting bolts, and O-rings