Mercury Quicksilver NEW OEM EFI Box Top Mount 75304T1 NOS 30-70HP 1975-1993 0810

Mercury OEM EFI Box Mount (Top) — Part Number 75304T1
Brand: Mercury | Condition: New Old Stock (NOS)

You are purchasing a genuine Mercury OEM EFI Box Top Mount, part number 75304T1. This rubber mounting component secures the EFI control box to the engine. This is an authentic factory original part — never installed, never used.

Condition Details:

This is a New Old Stock (NOS) part. The mount 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: 75304T1

This part number may have been superseded or cross-referenced by an updated Mercury part number.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: Mercury / Mariner 30HP, 35HP, 40HP, 45HP, 50HP, 60HP, 65HP, and 70HP outboard motors, 1975–1993
• Please verify fitment using your motor'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 Mercury outboard motor — 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 motor'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