Powerhead Gasket Set 

Interchanges/Replaces

Mallory

• 9-64407

Yamaha Outboard

• 688-W0001-00-00
• 688-W0001-A0-00

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0767	Yamaha Outboard 688-11193-01-00 688-11193-A1-00	1	Water Jacket Cover Gasket		N/A
18-0826	Yamaha Outboard 90430-14115-00	1	Drain Screw Gasket		N/A
18-0844	Mallory 9-60003 Yamaha Outboard 688-12414-00-00 688-12414-A1-00	1	Thermostat Cover Gasket		N/A
18-0847	Yamaha Outboard 688-41112-00-00 688-41112-01-00 688-41112-A0-00	2	Exhaust Cover Gasket		N/A
18-3805	GLM 34950 Mallory 9-63958 Yamaha Outboard 688-11181-01-00 688-11181-02-00 688-11181-A0-00 688-11181-A1-00 688-11181-A2-00	1	Head Gasket		N/A
18-0840-1	Mercury Marine 25-83362M Nissan/Tohatsu Outboard 346-03222-0 346032220M Yamaha Outboard 676-14984-00-00	3	Float Chamber Gasket		N/A
18-99098	Yamaha Outboard 688-13621-00-00 688-13621-A1-00	2	Intake Gasket		N/A
18-76690	Mallory 9-76690 Yamaha Outboard 93210-46M16-00	1	O-Ring		N/A
18-99151	Yamaha Outboard 688-45113-00-00 688-45113-A0-00	1	Upper Casing Gasket		N/A
18-0849	Mallory 9-35345 Yamaha Outboard 650-24431-00-00 650-24431-A0-00	1	Fuel Pump Mounting Gasket		N/A
NSS	Yamaha Outboard 688-14483-00-00	1	Gasket	No Image	N/A
NSS	Yamaha Outboard 688-14198-00-00	3	Gasket	No Image	N/A
NSS	Yamaha Outboard 688-14416-00-00	1	Gasket, Air Cleaner	No Image	N/A
NSS	Yamaha Outboard 93102-36M24-00	1	O-Ring	No Image	N/A
NSS	Yamaha Outboard 93102-30M05-00	1	Oil Seal	No Image	N/A
NSS	Yamaha Outboard 93104-20M02-00	1	Oil Seal	No Image	N/A
NSS	Yamaha Outboard 93210-62269-00	1	O-Ring	No Image	N/A
NSS	Yamaha Outboard 93210-37M25-00	1	O-Ring	No Image	N/A