Chevy small block OEM style painted orange steel valve covers fit 1958-86 Chevy 283-305-327-350 small block engines. They are baffled and short (OEM) style. One cover has a single 1.25" breather hole, the other side has two holes (one 1.25" breather hole, and one hole for a twist-in cap. Height: 2-5/8 ".