Sierra starters are manufactured to stringent quality standards and are fully interchangeable with the OEM products they are designed to replace.
Sierra offers starters for all the most popular brands of outboard motors. In addition to meeting UL standards, Sierra outboard starters comply with standards required by the European Community. Casings are powder-coated for greater corrosion resistance. Models that have been remanufactured include new solenoids, drives, bushings, brushes and springs.
Key Features:
- 100% load tested
- Powder-coated for improved corrosion resistance
- Meet SAE or UL standards for ignition protection
- Two-year warranty
How to order the starter you need
- Click on the dropdown menu above select the Sierra number you wish.
- If you do not know the Sierra number, proceed to our Sierra Engine Parts Selector, where in addition to entering the OEM number, you can also search by engine manufacturer, model number, year, horsepower and serial number.
- You can also call 1-800-BOATING for help with your selection.
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When it comes to ensuring your Mercury outboard engine starts smoothly every time, Sierra engine starters are a top choice for boaters and DIY enthusiasts alike. The Sierra 18-56* series of starters offers reliable performance and durability for various Mercury outboard models.
Sierra’s 18-56* series outboard starters are designed with several improvements over standard starters:
- Enhanced Connectivity: Superior connection between the solenoid and commutator brushes.
- Improved Durability: Updated planetary gear and clutch gear spring to maximize lifespan and reliability.
- Optimized Performance: Updated solenoid design utilizing higher quality materials.
- Easier Installation: Increased battery terminal length for simpler setup.
- Water Resistance: Strategically integrated seals to reduce water intrusion.
Compatibility and Interchangeability
Sierra starters are designed to be interchangeable with various Mercury Marine part numbers. For example, the Sierra 18-55506 is compatible with Mercury Marine parts 50-8M0088064 and 50-8M0137769. Always check your specific engine model for compatibility before purchasing.
Why Choose Sierra Starters
Sierra parts are known for their excellent quality and come with one of the best warranties in the marine business. They offer a cost-effective alternative to OEM parts without compromising on performance or reliability.
Frequently Asked Questions
Are Sierra starters as good as OEM Mercury starters
Yes, Sierra starters are excellent alternatives to OEM parts, offering comparable quality and performance at a more competitive price point.
How do I know if my outboard starter needs replacement
Signs include difficulty starting the engine, unusual noises during startup, or visible damage to the starter. If your engine cranks but won’t start, it could be a starter issue.
Can I install a Sierra starter myself
While many DIY boaters can install starters, it’s important to follow proper procedures. If you’re unsure, it’s best to consult a professional to ensure correct installation and avoid potential damage to your engine.
