Yamaha Outboard Internal Engine Parts

Sierra 18-99027 Oil Pan Gasket

Sierra 18-99028 Oil Pan Gasket

Sierra 18-99030 Upper Casing Gasket

Sierra 18-99045 Upper Casing Gasket

Sierra 18-99046 Upper Casing Gasket

Sierra 18-99051 Valve Cover Gasket

Sierra 18-99053 Intake Gasket

Sierra 18-99056 Yamaha Base Gasket Sierra replacement base gasket for Yamaha Outboards. Fits: Yamaha 225(1994-95), 250(1990-95), L225(1994-99), L250(1990-99), LX225(2000-03), Lx250(2000-03) Fits:...

Sierra 18-99063 Lower Casing Gasket

Sierra 18-99064 Intake Gasket

Sierra 18-99071 Seal

Sierra 18-99073 Gasket Set for Yamaha F25 (1998-2000) Outboards Sierra replacement gasket set for Yamaha F25 Outboards, years 1998-2000. Interchangeable...

Sierra 18-99076 Water Pump Gasket

Sierra 18-99078 Gasket

Sierra 18-99079 Upper Casing Gasket

Sierra 18-99082 Water Pump Gasket

Sierra 18-99083 Water Pump Gasket

Sierra 18-99096 Yamaha Exhaust Inner Cover Gasket Sierra replacement exhaust inner cover gasket for Yamaha Outboards. Fits: Yamaha 9.9 (1984-1995), 15 (1984-1995) Interchangeable with: Yamaha...

Sierra 18-99098 Yamaha Intake Gasket Sierra replacement intake gasket for Yamaha Outboards. Fits: Yamaha C75 (1994-99), CV85 (1989-90), C85 (1991-96), 90 (1984-09), B90 (1997-99) Fits: Yamaha C80...

Sierra 18-99101 Exhaust Gasket