Mercury MerCruiser Quicksilver Starter Solenoid 8M0185149
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Mercury MerCruiser / Quicksilver Starter Solenoid – 8M0185149
Ensure reliable engine starting with the genuine Mercury Marine / Quicksilver 8M0185149 Starter Solenoid. This OEM 12-volt starter solenoid relay controls the electrical current between the battery and starter motor, allowing the engine to crank when the ignition key is turned.
Manufactured to Mercury Marine’s original equipment specifications, this solenoid is designed with a flat mounting plate for secure installation and dependable electrical switching on Mercury outboards and MerCruiser sterndrive engines.
Key Features
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Genuine Mercury / Quicksilver OEM starter solenoid
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12-volt electrical relay for engine starting systems
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Flat mounting plate design for secure installation
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Provides reliable battery-to-starter power transfer
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Built for durability in marine electrical environments
Part Details
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OEM Part Number: 8M0185149
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Also referenced as: 89-8M0185149
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UPC: 745061219472
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Product Type: Starter solenoid / start relay
Superseded / Cross-Reference
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Replaces earlier Mercury part number 96054T.
Compatible Mercury / MerCruiser Applications
Commonly used on a wide range of engines and drives, including:
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Mercury and Mariner outboard engines
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MerCruiser sterndrive engines
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Certain In-Line 6 outboards and EFI models depending on configuration and serial number range.
Function
The starter solenoid acts as a high-current relay. When the ignition key is turned to the start position, the solenoid engages and connects battery power to the starter motor, allowing the engine to crank and start.
Important Compatibility Note
Electrical components vary depending on engine model, ignition system, and serial number range. Always verify compatibility using the engine serial number before ordering to ensure the correct replacement part.
Shipping: Ships same or next day for fast Canada wide shipping.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 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.