Coach Ty Watson fielded himself in the game at Old Coventrians Rugby Club as Bears highly impressive run of Conference victories continued.
Try scorers for The Bears were Rich Whitehouse (4) Ben Powis (3) Matt Cooper, Lee Ashford, Scott Clendenning -Fenton, Tom Shaw and John Nicholls.
Graham Healey kicked nine conversions whilst Ross Midgley scored three tries for Birmingham with one for Jack Edwards.
Next Saturday, the Bears who top the Midlands Conference table wirth four wins out of four, travel to second placed Nottingham Outlaws.