Briggs & Stratton 405777 Series - Install PTO Oil Seal; Honing Fixture

10
5
Install PTO Oil Seal
Always install new oil seals whenever engine is disas-
sembled for major servicing.
When installing new PTO oil seal, use cylinder support,
Tool #19227 and press oil seal slightly below mounting
surface.
Always lubricate sealing lips with engine oil to prevent
damaging seal when installing crankshaft.
Fig. 11 − Install Oil Seal
9/16”
1/2”
15/16”
8-15/16”
3-15/16”
4-15/16”
11/32” Thru Hole (3)
(14.3 mm)
(12.7 mm)
(23.8 mm)
(100 mm)
(227 mm)
(125.4 mm)
(8.7 mm)
Material:
Wood 2”x6”x16” Long
Cylinder Mounting
Hardware Fasteners Required: 3 Crankcase Cover Screws & 3 Flat Washers 5/16” I.D.
16”
(406 mm)
6”
(152.4 mm)
Honing Fixture
TSM