⚓ Seal your engine’s future with confidence — never let a leak slow your adventure!
TonGas 24-pack lower unit drain screw gaskets are exact aftermarket replacements for Yamaha part numbers 90430-08020-00 and 90430-08003-00. Crafted from durable, oil-resistant Japanese fiberboard, these gaskets provide a watertight seal essential for preventing leaks during lower unit oil changes. Compatible with a wide range of Yamaha 4-stroke outboard motors, including recent 150HP and 175HP models, this bulk pack ensures you’re always prepared for maintenance, delivering OEM-level quality and reliability at a great value.
| Manufacturer | TonGass |
| Part number | sealgasket2020 |
| Item Weight | 5 g |
| Package Dimensions | 6.81 x 4.09 x 0.74 cm; 5 g |
| Item model number | 24pk-Black&Blue |
| Colour | Multicolored |
| Material | Fiberboard |
| Shape | Round |
| Batteries included? | No |
| Batteries Required? | No |
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