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This is a new WSM brand reed block gasket for Mercury outboards.

It's designed to fit a range of 105-210 HP motors built between 1990 and 2006.

It replaces several OEM and aftermarket part numbers, including 516-27, 18-0644, and 27-146972.

It's a genuine WSM part, so you know it's good quality.

If you're doing a reed valve job or just need to replace a leaky gasket, this is the piece you need.

Comes with a warranty.

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4 out of 5