LNER Class P3 (2392) passing through Grosmont Station .

The locomotive weighs over 86 tons when in working order and is over 51 feet in length. The wheel arrangement is 0-6-0 and the 4' 7¼" driving wheels are driven by two cylinders (18½" dia. by 26" stroke) controlled by Stephenson link valve gear. The working boiler pressure is 180 psi. the locomotive produces a tractive effort of 24,642lb and is classified as a 4.