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      Mercruiser Electrical System Product Listings

      • Sierra 18-5811-1 Starter Solenoid
        $70.49
        $54.99

        Sierra 18-5811-1 Starter Solenoid Sierra replacement engine parts are designed to meet OEM specifications. The 18-5811 Solenoid fits MCM Delco Remy PG260 series starter and is found in numerous outboard applications. For 75/90 (1.5L) through 225HP...

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      • Sierra 18-8404-1 Starter Bolt
        $7.29
        $6.19

        Sierra 18-8404-1 Starter Bolt Sierra replacement starter bolt for Mercruiser Stern Drives. Thread Size: 3/8" (9.5mm) -16 Length: 1 11/16" or 42.9mm Interchangeable with: Mercruiser Stern Drive 10-8053434

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      • Bottom of the Quicksilver 807652T MerCruiser V6/V8 96-99 Alternator
        $392.99
        $345.99

        Quicksilver 807652T MerCruiser V6/V8 96-99 Alternator Quicksilver offers an exact replacement for select MerCruiser inboards and sterndrives with a GM engine. This alternator is easy to install but it is recommended to consult your owner's manual for...

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      • Quicksilver 862031T-1 Alternator Thumbnail Image
        $437.99
        $367.99

        Quicksilver 862031T1 MerCruiser 70 Amp Alternator The Quicksilver 862031T1 MerCruiser 70 Amp Alternator is an exact replacement alternator for select V6 and V8 MerCruiser sterndrive and inboard engines made by General Motors from 1999 through 2001. This...

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      • Sierra 18-5810 Starter Solenoid
        $44.59
        $32.09

        Sierra 18-5810 Starter Soleniod for Mercury, Mercruiser Sierra high-quality engine parts are designed to meet OEM specifications. Horizontal Post Interchangeable with: Mallory 9-15110  

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      • EMP 50-35863 MerCruiser, Volvo, OMC, boat starter
        $201.60
        $168.00

        EMP 50-35863 Volvo/MerCruiser Boat Starter This EMP electric starter is an aftermarket replacement engine part for MerCruiser, Volvo, and OMC. Boat Starter Application: For MerCruiser engines with 14" flywheels, 11 tooth and offset bolt pattern. For...

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      • Sierra 18-5960 MerCruiser 65 Amp Alternator
        $383.39
        $275.99

        Sierra 18-5960 Mercruiser 65 Amp Alternator Sierra replacement alternator for Mercruiser Stern Drives. Sierra alternators meet or exceed USCG safety requirements and are 100% load tested for assured reliability. Pulley Type: Serpentine Amp Rating:...

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      • Mercury - Mercruiser 89-8M0185149 Solenoid
        $38.99
        $34.49

        Quicksilver 89-8M0185149 Solenoid This flat mounting plate solenoid is designed for use in starter systems on a variety of Mercury and Mariner outboards and MerCruiser sterndrives, ensuring consistent ignition and performance. Feature Flat...

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      • EMP 75-24301 MerCruiser/Volvo Oil Pressure Sender
        $40.80
        $34.00

        EMP 75-24301 MerCruiser/Volvo Oil Pressure Sender This oil pressure sender is intended for use with Volvo, MerCruiser, & OMC terminals and meets all OEM requirements. Oil Pressure Sender Application: For Volvo 1973 & later 4-Cyl 72-150HP;...

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      • Sierra 18-6408 Mercruiser Alternator Replaces 863077T
        $434.49
        $312.89

        Sierra 18-6408 Mercruiser Alternator Replaces 863077T Sierra replacement alternator for Mercruiser Stern Drives. 105 Amp Interchangeable with: Mercruiser Stern Drive 863077T

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      • Sierra 18-5840 Solenoid
        $63.39
        $45.59

        Sierra 18-5840 Solenoid Rated: 12 V Grounded Continuous Rating: 85A @ 12 VDC Steel housing copper contacts Interchangeable with: Arco SW079 Cole-Hersee 24106-BP Prestolite 15-79 SAW4201 SAW4207 SAW4210

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      • Sierra 18-5903 Remanufactured Starter Replaces 50-12872
        $303.99
        $218.89

        Sierra 18-5903 Ford Starter for Mercruiser, Volvo, OMC Bottom Mount, 2 Bolt pattern for standard rotation Non-threaded top mounting hole (For threaded top, order 18-6276) For: 5.0 & 5.8 Late Model Ford Engines Rotation: Clockwise Use with:...

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      • Sierra 18-5804 Starter Solenoid Replaces 13037
        $74.39
        $53.59

        Sierra 18-5804 Starter Solenoid Sierra replacement starter solenoid for Delco Remy Starters. Sierra replacement parts are manufactured to meet or exceed OEM requirements. Interchangeable with: Mercruiser Stern...

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      • Sierra 18-7702 Air Charge Temperature Sender
        $59.89
        $43.09

        Sierra 18-7702 Air Charge Temperature Sender Fits: Mercruiser V-6 & V-8 (350, 454, 496 & 502 cid) MPI engines Interchangeable with: Mallory 9-42406 Mercruiser Stern Drive 805223T OMC Stern Drive 3854527 Volvo...

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      • Sierra 18-5740 Voltage Regulator
        $104.59
        $81.59

        Sierra 18-5740 Mercruiser Voltage Regulator Sierra high-quality engine parts are designed to meet OEM specifications. For Mando Alternators Interchangeable with: Arco VR785 GLM 72240 Mercruiser Stern Drive 42785

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      • Sierra 18-5717 Starter Brush Set
        $6.69
        $5.69

        Sierra 18-5717 Starter Brush Set Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drives and OMC Stern Drives. For Delco Remy Starters Interchangeable...

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      • Mercury - Mercruiser 89-8M0185147 Solenoid Assembly
        $68.99
        $60.49

        Mercury - Mercruiser 89-8M0185147 Solenoid Assembly Genuine OEM Mercury - Mercruiser part. Application: Fits Outboard 6 ‑ 25 Hp and 50 ‑ 60 Hp 3 Cyl. & MCM applications . Supersedes: 89-850188T-1Special Order Item: This product is ordered...

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      • Mercury - Mercruiser 8M0230659 Sensor-Tps - Front
        $124.99
        $109.99

        Mercury-MerCruiser 803148 Throttle Position Sensor The Mercury-MerCruiser 803148 Throttle Position Sensor is a genuine OEM replacement sensor for select MerCruiser MPI, Scorpion, Black Scorpion, 377 Scorpion, 383 Stroker, and 6.2L MX MPI engine...

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      Mercruiser OEM Engine Parts Finder

      MerCruiser Electrical Systems

      The delicate balance of your MerCruiser electrical system is essential to maintain. Each part should be kept in tip-top shape to ensure your craft is ready to go when you are. Who wants to dive into the overwhelming task of diagnosing and repairing an electrical system issue? Like many other boaters have already, you can depend on all of the parts we carry here at Wholesale Marine for your MerCruiser electrical system.

      What You Need, When You Need It

      Depend on Wholesale Marine to provide high quality Mercury outboard parts and Mercury sterndrive parts from the top brands in the industry. Start your search with our handy Parts Selection Guide located at the top of this page. Simply select “MerCruiser” and then choose from the convenient drop-down menu that lays out each part we carry in a simple-to-read format. Perhaps an alternator is your need? We carry a wide range of Sierra and Mercury made inventory including alternators, voltage regulators, conversion kits, alternator brackets, and fuse kits, each depicting which part and model number it will replace. All that power is useless without a means to get it started. Not to worry. Wholesale Marine stocks plenty of starters, including diesel, in this one-stop-shop, along with bolts and brush sets. Don’t overheat or overrun your engine. Be sure your coolant, oil pressure, and temperature senders are all running at their best.

      Troubleshooting your boat’s electrical system can be complicated. We are here to help! Real boaters with first-hand experience make up the exceptional Wholesale Marine customer service team. Call us at (877) 388-2628 to answer your questions and guide you with your MerCruiser electrical system selection, Monday through Friday 8:30 AM to 4:30 PM, EST.  Remember, you can always depend on Wholesale Marine to provide high quality Mercury outboard parts and Mercury sterndrive parts from the top brands in the industry. We want to be sure that you are satisfied with your purchase and that you can make your choice with confidence. Any purchase made before 4 PM EST gets shipped that day, and we offer free shipping for orders of $99. Check out our Captain’s Club Rewards Program to start earning points towards future purchases.