BMH5 SERIES, MAG MOUNT FLANGE ROTATED 90 DEG FROM STANDARD, 400CC, 14th SPLINE SHAFT, #10 SAE PORTS 
BROOM / SWEEPER MOTOR
INTERCHANGES TO Char-Lynn 104-1819, Danfoss 151F2340, Broce/Superior # 305943, Hydro Custom, Eaton, White, Parker.