Mercury MerCruiser Quicksilver 1/4-20 Nut 8267138
In stock items ship same or next day.
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Product Description
Mercury Quicksilver 11-8267138 is a 1/4-20 nut used in specified MerCruiser throttle-body and engine-cover hardware assemblies.
Engine Compatibility
Confirmed applications include the 5.7L 350 MAG MPI Digital Throttle and Shift throttle-body assembly, serial 1A300000–1A611927. The nut also appears in the 350 MAG MPI Ski Inboard throttle-body component list.
Installation Notes
Confirm the threaded stud and exact diagram callout before ordering. Refit the associated cover, washer or bracket components in the arrangement specified for the engine.
Parts Desk Insight
This is 1/4-20 coarse-thread hardware. Similar Mercury nuts with 1/4-28 threads are not interchangeable.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.