Sierra NEW Baffle Gasket 18-2877 Replaces: OMC 314421 NOS Part 0810

Sierra Baffle Gasket — Part Number 18-2877
Brand: Sierra | Condition: New

You are purchasing a new Sierra Baffle Gasket, part number 18-2877, sold as a package of 2 gaskets. This gasket seals the baffle assembly within the powerhead on Johnson/Evinrude outboard motors, preventing exhaust or water leakage between internal passages. Sierra is a leading manufacturer of aftermarket marine engine replacement parts trusted by marine technicians worldwide.

Condition Details: This is a new, uninstalled set of gaskets. As is common with NOS inventory, the original packaging may show signs of shelf wear or age. The gaskets themselves are new and fully functional.

What's Included: Package of 2 Baffle Gaskets

Cross-Reference Part Numbers:

• Johnson/Evinrude OEM: 314421
• GLM: 33430

Compatible Equipment: Johnson/Evinrude outboard motors — verify specific model and serial number fitment before ordering.

Why Choose Quality Replacement Parts? Sierra marine parts are engineered to meet or exceed OEM specifications, delivering reliable performance in demanding marine environments. Sierra has been a trusted name in aftermarket marine replacement parts for decades.

Returns: We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.

Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience.

Please verify fitment using your engine's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!

QBS Parts, Inc. — Gardena, CA