Briggs & Stratton OEM Oil Seal fits Mag side 10-12.5 HP engines, Mag side 14, 16 & 18 HP engines, 8HP engines, PTO side 7-8 HP engines. Size: 1-3/16" ID x 1-11/16" OD x 1/4" thick. Replaces part numbers 391086 & 391086S.
Briggs & Stratton Oil Seal fits Magneto side on 7 & 8 HP engines. Size: 1" ID x 1-3/8" OD x 3/16" thick. Replaces briggs and stratton part number 294606S