The St. Louis Southwestern Railway (Cotton Belt Route) Steam Locomotive #336 is a historic railroad steam locomotive, located at the Arkansas Railroad Museum in Pine Bluff, Arkansas.

It was placed on display in Lewisville, Arkansas until 1994, when it was donated to the museum.

It is the last remaining 330-series locomotive (of ten) used by the Cotton Belt.

[3] The locomotive was listed on the National Register of Historic Places in 2007.

This article about a property in Jefferson County, Arkansas on the National Register of Historic Places is a stub.