1. Ignition & Starting Systems Inboard Engines Components For Sale
  2. sku: 8651061943553853
  3. SIERRA 18-6959

SIERRA 18-6959 Outboard Starter 808282311193

18-6959 Sierra Outboard Starter

( Brand: Sierra ), ( Manufacturer Part Number: 18-6959 ), ( Part Type: Starter ), ( UPC: 808282311193 )

Review SIERRA Outboard Starter

The **Sierra 18-6959 Outboard Starter** is a high-performance, heavy-duty electric starter designed specifically for marine applications, engineered to deliver reliable, consistent power for outboard motors ranging from 150 to 250 horsepower. Built with premium-grade materials and precision engineering, this starter is crafted to withstand the harsh conditions of saltwater environments, ensuring durability and longevity even after prolonged exposure to moisture, corrosion, and vibration. Its robust construction features a high-torque electric motor, optimized for quick cranking performance, which minimizes wear on both the starter and the engine s starter solenoid, reducing the risk of premature failure. The 6959 model incorporates a sealed, corrosion-resistant housing with reinforced brushes and a durable commutator, designed to resist saltwater corrosion and prevent electrical shorts that could disrupt operation. This starter is also equipped with a high-quality, heat-treated gear set that ensures smooth engagement with the flywheel, providing instant power delivery and reducing the strain on the motor s ignition system. For added convenience and safety, the Sierra 18-6959 includes a built-in reverse polarity protection feature, which prevents accidental damage from incorrect wiring, while its compact yet sturdy design allows for easy installation on a variety of outboard motor models. Whether used on recreational boats, fishing vessels, or performance craft, this starter guarantees dependable starting power in all conditions, making it an essential component for any marine engine owner seeking reliability and performance.

**Pros and Cons of buying a Sierra 18-6959 Outboard Starter**

The Sierra 18-6959 is a high-performance outboard starter designed for marine applications, particularly for outboards with electric start systems. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Reliability and Durability**

The Sierra 18-6959 is built with robust materials and engineering, making it suitable for heavy-duty marine use. It is designed to withstand frequent starts, harsh weather conditions, and saltwater exposure, which can degrade cheaper starters over time.

2. **High Performance**

This starter is engineered to deliver strong cranking power, ensuring quick and reliable engine starts even in cold or wet conditions. It is particularly effective for larger outboards where a strong motor is necessary to overcome engine resistance.

3. **Compatibility with Marine Systems**

The Sierra 18-6959 is specifically designed for marine applications, meaning it is resistant to corrosion and can operate effectively in saltwater environments. It is also compatible with most electric start outboard systems, making it a versatile choice for boat owners.

4. **Long Lifespan**

Due to its durable construction and high-quality components, this starter is known for lasting longer than many generic or budget alternatives. This reduces the frequency of replacements and maintenance costs over time.

5. **Easy Installation and Maintenance**

The Sierra 18-6959 is designed with user-friendliness in mind. It typically comes with clear installation instructions, and its modular design makes it easier to service or replace individual components if needed.

6. **Warranty and Support**

Sierra is a reputable brand in the marine industry, and their products often come with warranties that cover defects in materials and workmanship. This provides peace of mind for buyers, knowing they are protected against premature failures.

7. **Compatibility with Aftermarket Modifications**

Many boat owners upgrade their outboards with performance modifications, such as larger propellers or turbocharging. The Sierra 18-6959 is often robust enough to handle these modifications without failing prematurely.

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### **Cons**

1. **Higher Upfront Cost**

Compared to generic or no-name starters, the Sierra 18-6959 is more expensive. While this cost is justified by its quality and performance, it may be a significant investment for budget-conscious boat owners.

2. **Limited Availability**

Depending on the region, this starter may not be as widely available as more common brands. Buyers may need to order it online or from specialized marine supply stores, which could delay installation.

3. **Specialized Knowledge Required for Installation**

While the installation process is generally straightforward, some boat owners may require assistance from a marine mechanic, especially if they are not familiar with electrical or mechanical systems. This could add to the overall cost if professional help is needed.

4. **Potential for Overkill on Smaller Outboards**

For very small outboards or those with minimal modifications, the Sierra 18-6959 may be more powerful than necessary. In such cases, a lighter-duty starter might suffice, and the extra power could lead to unnecessary wear and tear.

5. **Saltwater Corrosion Risks (If Not Properly Maintained)**

Although the Sierra 6959 is designed to resist corrosion, improper maintenance such as neglecting to clean salt deposits or failing to apply protective coatings can still lead to premature failure. Owners must take extra care to maintain it in saltwater environments.

6. **Weight and Space Considerations**

As a high-performance starter, the Sierra 18-6959 is heavier than some alternatives. This could be a consideration for boat owners looking to optimize weight distribution or space in tight engine compartments.

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### **Conclusion**

The Sierra 18-6959 outboard starter is an excellent choice for boat owners who prioritize reliability, performance, and longevity in their marine electrical systems. Its robust construction, compatibility with high-performance outboards, and resistance to harsh conditions make it a worthwhile investment for those who want a starter that will last. However, the higher cost and potential overkill for smaller outboards may deter some buyers. Additionally, proper installation and maintenance are critical to ensuring its long-term functionality.

For most serious boaters especially those with larger or modified outboards this starter is a strong recommendation. If budget is a major concern or if the outboard is very small and lightly used, a slightly less expensive but still high-quality starter might be a viable alternative. Ultimately, the decision should be based on the specific needs of the boat and its intended use.

### **Recommendation**

If you are looking for a starter that will provide reliable, long-lasting performance for a medium to large outboard especially one used in demanding conditions **the Sierra 18-6959 is highly recommended**. Invest in it if you want to avoid frequent replacements and ensure smooth starts regardless of weather or engine load. Pair this purchase with regular maintenance (such as cleaning and lubricating contacts) to maximize its lifespan. For smaller outboards or budget-conscious buyers, consider a reputable mid-range starter from brands like Mercruiser or Yamaha, but always prioritize quality over cost to avoid repeated failures.

Details:

These all NEW replacement starters feature a permanent magnet design for more torque and longer life. They meet OEM specs and or exceed output for guaranteed performance. 90/10 copper bushings or heavy duty needle bearings for longer life.

High temperature epoxy coated armatures provides strength to secure and insulate wires.

part #: 186959 prices

  • $278.99-$440.96

specifications ignitionstartin:

  • brand: Sierra
  • mpn: 18-6959
  • part type: Starter
  • upc: 808282311193

payments ignitionstartin:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

returns ignitionstartin:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

shipping ignitionstartin:

  • class: Standard, Expedited
  • type: Calculated
  • transit: 5-11 Days
  • carrier: USPS, FedEx
  • service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground / FedEx Home Delivery
  • cost: $24.30

offer ignitionstartin:

  • started: March 21, 2026
  • quantity: 8
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home

general ignitionstartin:

  • condition: New
  • Boat Parts > Inboard Engines Components > Ignition Starting Systems

seller ignitionstartin:

  • rating: 99.2%
  • # reviews: 3743
  • city: Freeport, New York
part type: starter,
category: boat parts > inboard engines components > ignition starting systems, sku: 8651061943553853,
Sierra 18-6959 Is Similar To:
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5 offers $278.99–$440.96 USD
  • New. Offer #1 priced at $323.35 + $26.25 shipping estimate = $349.60* total. All Sierra starters are fully backed by the Sierra warranty.See Sierra's catalog for current application information. These all NEW replacement starters feature a permanent magnet design for more torque and longer life.+$26.25 shipping
  • New. Offer #2 priced at $440.96 + $0.00 shipping estimate = $440.96* total. Sierra Marine Starter Replaces Yamaha Outboard 68V-81800-01 18-6427. You can view Sierra's full warranty located above in the Technical Specification Section.FREE SHIPPING
  • New. Offer #3 priced at $278.99 + $0.00 shipping estimate = $278.99* total. FREE SHIPPING
  • New. Offer #4 priced at $105.21 + $0.00 shipping estimate = $105.21* total. This platform is now integrated and seamless Sierra Starter for 75-150 HP Honda Outboard Engines, 2004 to 2010.FREE SHIPPING
  • New. Offer #5 priced at $169.99 + $10.60 shipping estimate = $180.59* total. Double sealed housings along with High quality brushes for Longer Service Life. Replaces: Honda 31200-ZY9A-0031, 31200-ZY6-003, 31200-ZY9-003.+$10.60 shipping

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