Mercury MerCruiser Quicksilver Rear Main Seal Retainer Gasket 881715
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 27-881715 is the rear main-seal retainer gasket used between the crankshaft oil-seal housing and engine block on specified MerCruiser GM engines. It seals the housing joint; the rear crankshaft oil seal is a separate component.
Key Features
- OEM number: 27-881715.
- Rear crankshaft oil-seal housing / retainer gasket.
- GTIN: 745061053328.
- Catalog package size: 7.00 × 3.63 × 0.13 inches; packaged weight: 0.03 lb.
Engine Compatibility
Mercury’s parts guide identifies MCM 3.0L, 4.3L, 5.0L, 5.7L and 6.2L engines with one-piece rear main seals. Confirm the installed seal housing and engine serial-number diagram.
Alternate Part Numbers
27-881715 supersedes earlier gasket 27-14241.
Replacement and Installation
Replace the gasket when the rear seal housing is removed or the housing joint leaks. Inspect the housing and block mating faces, and follow the service procedure for seal installation, housing alignment and tightening.
Parts Desk Insight
A leak at the rear of the engine can involve the housing gasket or the crankshaft seal. Identify the leaking joint before selecting parts.
Manufacturer Parts Lookup
Open Mercury’s official parts finder and check the engine or drive serial number and assembly callout.
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.