Fantasy steampunk locomotive design with magical eldra pumping system

a schematic for magical engine system that pumps a magical substance called eldra between two artificial hearts made of fused panels of sussur tree bark. One at the front of the train and one at the back of the train. The eldra travels through pipes called "barkline conductors", A schematic for magical engine system that pumps a magical substance called eldra between two artificial hearts made of fused panels of sussur tree bark. One at the front of the train and one at the back of the train. The eldra travels through pipes called barkline conductors

Schematic of a steam locomotive for a magical engine system. It pumps a substance called eldra between two artificial hearts made from sussur tree bark. Eldra travels through barkline conductors