The All-Ireland Senior B Hurling Championship of 1978 was the fifth staging of Ireland's secondary hurling knock-out competition. Antrim won the championship, beating London 1-16 to 3-7 in the final at Croke Park, Dublin.
Format
Home final: (1 match) The winners of the two semi-finals contest this game. One team is eliminated at this stage while the winners advance to the 'proper' All-Ireland final.
Final: (1 match) The winners of the All-Ireland 'home' final join London to contest this game. One team is eliminated at this stage while the winners are allowed to participate in the All-Ireland SHC quarter-final.
References
1978 All-Ireland Senior B Hurling Championship Wikipedia(Text) CC BY-SA