Rotary 1445. FITS BRIGGS & STRATTON MAGNETO SIDE: 251000, 252000, 401000, 402000, 421000, 422000 SERIES 10, 11, & 16 HP. PTO SIDE: 170000, 190000 SERIES. 6, 7, & 8 HP.

Replaces
BRIGGS & STRATTON: 391086, 391086S
JOHN DEERE: LG391086S