THIS WILESCO STEAM ENGINE IS ALL ORIGINAL. THE BASE IS ALL METAL IN ORIGINAL GREY COLOR. THE SMOKESTACK AND FURNACE BUILDING HAVE AN OUTER BRICK DESIGN. THERE ARE 3 VENTING HOLES ON EACH SIDE. THE VERTICAL BOILER IS METAL. ON TOP IS A MOVABLE WEIGHT TO AJUST EXITING STEAM. BENEATH THE BOILER IS AN OPENING TO INSERT THE FUEL CONTAINER. THERE IS A SCREW IN ON THE TOP OF THE BOILER TO ADD WATER TO THE BOILER. BESIDE THE BOILER IS THE FLY WHEEL AND PULLEY THAT IS RUN BY THE STEAM CYLINDER. ALL OF THE METAL PARTS ARE CLEAN AND RUN SMOOTHLY. IT COMES WITH THE ORIGINAL WILESCO BOX. (WELL USED). A COLLECTORS DELIGHT.