1958-79 Chevy Small Block 283-305-327-350-400 Stock Capacity Oil Pan - Unplated Chevy small block unplated stock capacity oil pan fits 1958-1979 Chevy 283-305-327-350-400 engines. 4 quart (stock) capacity. The dipstick is on the driver side and you can use the original oil pump pickup. Has a two-piece rear main seal.