MERCURY 23-8M0034918 Starter Collar 745061161092

( Manufacturer Part Number: 23-8M0034918 ), ( Part Type: Starter ), ( Country Of Origin: United States ), ( UPC: 745061161092 )

Review MERCURY 8m0034918 Starter Collar

The **Mercury 23 8M0034918 Starter Collar** is a precision-engineered component designed specifically for Mercury outboard motors, ensuring reliable ignition and optimal performance in marine applications. This starter collar is a critical part of the motor s electrical system, serving as the interface between the starter solenoid and the flywheel, which houses the starter motor s pinion gear. Crafted from high-quality, durable materials, the collar is engineered to withstand the demanding conditions of marine environments, including exposure to saltwater, moisture, and temperature fluctuations, which can accelerate wear and corrosion in less robust components. Its robust construction minimizes the risk of premature failure, helping to maintain the longevity and efficiency of the outboard motor.

The 8M0034918 starter collar is meticulously designed to fit seamlessly into the starter assembly of the Mercury 23 outboard series, ensuring a secure and precise connection that prevents slippage or misalignment during operation. This precision fit is essential for the smooth engagement and disengagement of the starter pinion with the flywheel ring gear, allowing the motor to crank reliably without undue strain on the starter motor or other related components. The collar s design also incorporates features that reduce friction and wear, such as polished or hardened surfaces, which contribute to a longer operational lifespan and fewer maintenance requirements over time.

For boaters who demand dependability and performance from their marine engines, the Mercury 23 8M0034918 Starter Collar is an indispensable replacement part. Whether replacing an aging or damaged collar or performing routine maintenance to prevent potential issues, this component ensures that the starter system operates with the efficiency and reliability expected from a Mercury outboard. Its compatibility with the 23-series engines makes it an ideal choice for owners looking to preserve the performance and resale value of their vessels, while also reducing the likelihood of unexpected breakdowns during critical moments on the water. Proper installation, following Mercury s recommended procedures, is key to maximizing the collar s effectiveness and ensuring it functions as intended for years to come.

### **Pros and Cons of Buying a Mercury 23 HP 8M0034918 Starter Collar**

1. **Compatibility and Fit** The starter collar (part number 8M0034918) is designed specifically for Mercury 23 HP outboard motors, ensuring a proper fit and reliable operation. This reduces the risk of misalignment or mechanical failure caused by an incorrect part.

2. **Performance Reliability** A well-functioning starter collar ensures smooth engagement between the starter solenoid and the flywheel, allowing the engine to crank reliably. This is critical for cold starts, especially in colder climates where engines may struggle to turn over.

3. **Prevents Common Failures** Worn or damaged starter collars can lead to starter motor burnout, difficulty cranking, or complete starter failure. Replacing a faulty collar can extend the life of the starter and avoid costly repairs.

4. **Easy Installation** The collar is a relatively simple component to replace, often requiring only basic tools. Many boat owners or mechanics can install it without professional assistance, saving on labor costs.

5. **Cost-Effective Repair** Compared to replacing an entire starter motor, a starter collar is significantly cheaper. This makes it a practical solution for addressing cranking issues without a major overhaul.

6. **Warranty Coverage** If purchased from an authorized dealer or manufacturer-approved supplier, the part may come with a warranty, providing peace of mind against defects.

7. **Improves Starting Efficiency** A properly functioning collar ensures that the starter motor engages fully with the flywheel, reducing the strain on the battery and starter system, which can improve overall engine longevity.

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1. **Limited Lifespan** Like all mechanical components, starter collars wear out over time due to friction, corrosion, or repeated engagement. They may need replacement every few years or after significant engine use, depending on conditions.

2. **Potential for Misalignment** If not installed correctly, the collar may not align properly with the flywheel or starter motor, leading to cranking issues or premature wear on other components.

3. **Requires Basic Mechanical Knowledge** While the installation is straightforward, improper handling (e.g., forcing the collar into place or damaging the flywheel) can cause further problems. Those unfamiliar with outboard motors may struggle with the process.

4. **Availability and Pricing** Depending on the supplier, the part may not always be in stock, leading to delays. Prices can vary, and purchasing from non-authorized sellers might result in counterfeit or incompatible parts.

5. **Underlying Issues May Persist** If the starter motor itself is failing or the battery is weak, replacing just the collar may provide temporary relief but not a permanent solution. A thorough diagnosis is recommended before purchasing.

6. **Environmental Factors** Exposure to saltwater, corrosion, or extreme temperatures can accelerate wear on the collar, reducing its lifespan and requiring more frequent replacements.

7. **DIY Risks** For those without experience, attempting the repair could lead to further damage if tools are misused or if the collar is not properly secured. In such cases, professional help may be necessary, incurring additional costs.

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The Mercury 23 HP 8M0034918 starter collar is a **practical and cost-effective solution** for addressing cranking issues in compatible outboard motors. Its primary advantage lies in its **specificity, ease of installation, and ability to prevent more severe starter failures**. However, it is not a permanent fix and may require replacement over time. The decision to purchase should be based on whether the symptoms (e.g., slow cranking, starter grinding) align with known issues related to a worn collar.

If the engine cranks poorly but the battery and starter motor appear functional, replacing the collar is a **logical first step**. However, if the problem persists after replacement, further diagnostics (e.g., checking the starter motor, battery health, or ignition system) are warranted to avoid recurring issues.

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- **Buy the part** if you have confirmed that the starter collar is the source of the problem (e.g., visible wear, grinding noise, or slow cranking).

- **Purchase from an authorized dealer or reputable supplier** to ensure authenticity and warranty coverage.

- **Follow installation instructions carefully** to avoid misalignment or damage. If unsure, consult a marine mechanic.

- **Test the engine after replacement** to confirm the issue is resolved. If cranking problems continue, investigate other components (starter motor, battery, flywheel).

- **Consider preventive maintenance** for your outboard motor, including regular cleaning of electrical connections and checking starter components before seasonal use.

For most boat owners experiencing starter-related issues, the **Mercury 8M0034918 starter collar is a worthwhile investment** when the symptoms match its known failure points. However, a thorough diagnosis ensures that the repair addresses the root cause rather than masking a larger problem.

Details:

Mercury 8M0034918 Starter Collar, Please Review all photos and listing information.

part #: 238m0034918 prices

• $7.99-$14.97

specifications ignitionstartin:

• for makes: Mercury
• mpn: 23-8m0034918
• part type: Starter
• country of origin: United States
• upc: 745061161092

general ignitionstartin:

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

offer ignitionstartin:

• best offers: True
• availability: In Stock
• sold: 0
• started: April 16, 2026
• quantity: 1
• options: Ship-to-home

seller ignitionstartin:

• rating: 99.2%
• city: Rainbow City, Alabama
• # reviews: 32205

returns ignitionstartin:

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

payments ignitionstartin:

• other
• credit card: Visa
• wallet: Apple-pay

shipping ignitionstartin:

• transit: 5-11 Days
• cost: $0.00
• class: Standard
• carrier: USPS
• type: Fixed
• service: USPS Ground Advantage

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