A novel inbred maize line designated PHB8V and seed, plants and plant parts thereof. Methods for producing a maize plant that comprise crossing inbred maize line PHB8V with another maize plant. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into PHB8V through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby. Hybrid maize seed, plant or plant part produced by crossing the inbred line PHB8V or a trait conversion of PHB8V with another maize line. Inbred maize lines derived from inbred maize line PHB8V, methods for producing other inbred maize lines derived from inbred maize line PHB8V and the inbred maize lines and their parts derived by the use of those methods.