Mercury Quicksilver NEW OEM Water Pump Base Kit 46-44292A3 NOS Alpha One MR 0810

Mercury / Quicksilver OEM Water Pump Base Assy Kit — Part Number 46-44292A3
Brand: Mercury / Quicksilver | Condition: New Old Stock (NOS)

You are purchasing a genuine Mercury Quicksilver OEM Water Pump Base Assembly Kit (5-piece), part number 46-44292A3. This is an authentic factory original part — never installed, never used.

Kit Contents:

• (3) Gaskets
• (1) O-Ring
• (1) Molded Water Pump Base

Condition Details:

This is a New Old Stock (NOS) part. The kit itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.

Part Number / Supersede Information:

Primary OEM Part Number: 46-44292A3
Aftermarket Cross-Reference: Sierra 18-3420 | Mallory 9-43308 | GLM 12320

This part number may have been superseded or cross-referenced by an updated Mercury part number. We recommend verifying any current supersede numbers through your local Mercury/Quicksilver dealer or the official Mercury parts catalog prior to ordering.

Fitment:

• Fits: MerCruiser MR and Alpha One Generation I sterndrives, S/N 6854393 – D594568, approximately 1983–1990
• Also fits: MerCruiser SSM II / III / IV / V sterndrives, 1982–1995
• Also fits: Mercury 150HP, 200HP, and 225HP 2.5L EFI outboard applications
• Please verify fitment using your drive's model and serial number before ordering

Why Choose OEM Parts?

OEM parts are engineered and manufactured to exact factory tolerances, ensuring a precise fit, reliable performance, and long service life. Unlike aftermarket alternatives, OEM parts are designed specifically for your MerCruiser sterndrive — no modifications, no guesswork.

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 drive'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