MERCURY Ignition Switch Key Outboard Motor Housing 959 87-892336A01 Boat

( Manufacturer Part Number: 87-892336 ), ( Part Type: Ignition Switch Motor Housing ), ( Warranty: 30 Days ), ( Country Of Origin: Japan )

Review MERCURY Ignition Switch Key #959 Outboard Motor Housing Boat

The **Mercury 87-892336 Ignition Switch Key (Part #959) and 87-892336A01 Housing Assembly** is a precision-engineered component designed exclusively for select **Mercury outboard motors** manufactured between the late 1980s and early 1990s, specifically models requiring the **87-892336** ignition switch assembly. This key and housing set is a critical part of the motor s starting and ignition system, ensuring reliable operation while maintaining the original functionality and performance of the engine. The **959 ignition key** is crafted from high-quality metal, featuring a durable, ergonomic design that allows for smooth insertion and secure engagement with the ignition switch, preventing accidental disengagement during operation. Its precise cut and polished finish ensure a snug fit within the motor s ignition housing, reducing wear and tear on the internal mechanisms over time.

The **87-892336A01 housing assembly** complements the key by providing a robust, corrosion-resistant enclosure that houses the ignition switch, starter solenoid, and associated wiring. Constructed from reinforced metal with a protective coating to resist saltwater corrosion a common challenge for marine applications the housing is designed to withstand the harsh conditions of boating environments, including exposure to moisture, UV rays, and mechanical stress. The assembly features a secure mounting system that aligns perfectly with the motor s ignition compartment, ensuring proper alignment of the key and switch for optimal functionality. Whether replacing a worn-out key or addressing a faulty housing due to corrosion or mechanical failure, this part is engineered to restore the motor s reliability, allowing for seamless ignition, smooth starts, and trouble-free operation.

For boaters and mechanics maintaining or restoring classic Mercury outboards, this ignition switch key and housing set is an essential replacement to uphold the motor s performance and longevity. Its compatibility with the **87-892336** series ensures an exact fit, eliminating the need for modifications or compromises in functionality. By investing in this genuine Mercury part, owners can trust in a solution that adheres to the original specifications, delivering both performance and durability for years of dependable service on the water.

### **Pros and Cons of Buying a Mercury 87-89 2336 Ignition Switch Key and 959 Outboard Motor Housing (Part Numbers: 87-892336A01)**

1. **Compatibility and Fit** These parts are designed specifically for Mercury outboard motors from the late 1980s (models 87-89), ensuring a proper fit without modifications. The ignition switch key (87-892336) is a direct replacement for the stock key, while the housing (959) is likely part of the ignition or starter mechanism, maintaining functionality.

2. **Reliability** Mercury outboards of this era are known for durability, and genuine or high-quality aftermarket parts (such as those from Mercury or trusted suppliers) can restore or maintain performance. The ignition switch is a critical component, and a working key ensures the motor starts reliably.

3. **Ease of Installation** Both parts appear to be relatively straightforward to install, especially if you have basic mechanical skills. The ignition switch key may require alignment with the ignition housing, while the housing itself may involve securing it in place with bolts or clips. Detailed instructions or a video guide can simplify the process.

4. **Prevents Theft or Malfunction** A faulty or missing ignition key can leave your boat vulnerable to theft or prevent the motor from starting. Replacing it ensures security and operational continuity. Similarly, a damaged housing could lead to ignition issues, so replacing it resolves potential failures.

5. **Cost-Effective Alternative to Full Replacement** If the rest of the motor is in good condition, replacing just the ignition key and housing is far cheaper than buying a used or refurbished motor. This makes it a practical choice for owners who want to avoid a full overhaul.

6. **Availability of Parts** Mercury parts, especially for older models, are still available through authorized dealers, marine supply stores, or online marketplaces. While some specialty parts may require searching, these specific items are likely easier to source than rare components.

7. **Maintains Resale Value** If you plan to sell the boat later, having original or well-maintained parts like these can make the unit more appealing to buyers who prioritize functionality and authenticity.

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1. **Age and Wear of Other Components** While the ignition switch and housing are being replaced, other parts of the motor (such as the starter, wiring, or ignition coil) may be worn out or failing. If these issues aren t addressed, the motor could still experience problems after the replacement. A full inspection is recommended before purchasing these parts.

2. **Potential for Counterfeit or Low-Quality Parts** Buying from untrusted sellers (especially online) risks receiving counterfeit or poorly made parts. Counterfeit ignition keys or housings may not fit correctly, fail to function, or even damage the motor. Always purchase from reputable dealers or verified sellers.

3. **Limited Longevity of Replacement Parts** Even new parts may not last indefinitely, especially if the motor is used frequently or in harsh conditions. The ignition switch, in particular, can wear out over time due to frequent use, so plan for potential future replacements.

4. **Skill and Tool Requirements** While the installation is manageable for DIYers, it may require basic tools (screwdrivers, wrenches, possibly a multimeter for testing). If you lack mechanical experience, hiring a professional could add to the cost.

5. **Compatibility Concerns with Modified Motors** If the motor has been modified (e.g., with aftermarket ignition systems or wiring), the new parts may not integrate seamlessly. Always verify compatibility with the motor s current setup.

6. **Cost of Additional Repairs** If the motor has underlying issues (e.g., a failing starter, corroded wiring, or a worn-out ignition coil), replacing just the key and housing may not be sufficient. You might end up spending more on repairs than initially anticipated.

7. **Environmental and Handling Risks** Older motors may have rust, corrosion, or damaged seals, which could affect the new parts performance. Cleaning and inspecting the motor thoroughly before installation is crucial to avoid premature failure of the new components.

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Replacing the Mercury 87-89 ignition switch key (87-892336) and housing (959) is a practical and cost-effective solution for restoring or maintaining the functionality of your outboard motor. These parts are essential for reliable starting and security, and their replacement can prevent theft or operational failures. However, the success of the repair depends on ensuring that no other critical components are failing and that the parts themselves are genuine and properly installed.

If the motor is otherwise in good condition and you have the skills or access to a mechanic, this is a worthwhile investment. However, if the motor shows signs of broader wear or if you re unsure about compatibility, a full diagnostic check is advisable to avoid recurring issues.

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1. **Verify the Motor s Condition** Before purchasing the parts, inspect the motor for signs of wear in the starter, wiring, ignition coil, or housing. If other components are failing, address them simultaneously to avoid future problems.

2. **Purchase from a Trusted Source** Buy the parts from an authorized Mercury dealer, a reputable marine supply store, or a verified online retailer (e.g., Amazon, West Marine, or eBay with positive seller ratings). Avoid counterfeit parts, which can cause more harm than good.

3. **Follow Installation Instructions Carefully** Refer to the manufacturer s manual or a detailed online guide for installation. If unsure, consult a marine mechanic to ensure the parts are installed correctly.

4. **Test the Motor After Installation** Once the parts are in place, test the motor thoroughly to confirm that the ignition key works properly and that there are no electrical or mechanical issues.

5. **Consider Professional Help if Needed** If you re uncomfortable with the installation process or suspect other underlying issues, hiring a professional to handle the repair can save time and prevent mistakes.

**Final Verdict:** If the motor is otherwise sound and you re confident in the parts authenticity, replacing the ignition switch key and housing is a smart and economical fix. However, if the motor has broader problems, prioritize addressing those first to ensure long-term reliability.

Details:

Has dust and dirty, see pictures. Designed specifically for Mercury outboard motor model's 87-892336 A01, this switch ensures reliable performance and safety your boat. Item must be in original packaging and same condition as received. Boat, New switch removed from a new panel with the mounting housing but missing front trim ring, has handling marks, see pictures.

Actual photo of item. With mounting Housing that the trim ring is missing, see pictures. Fast 1 day handling, same before 10am EST fast shipping in USA. The Ignition Switch 2 Key for Mercury Digital Outboard Motor is a high-quality replacement part made by.

With two keys included, you can easily control and start your outboard engine with ease. CANADIANS and OVERSEAS PLEASE E-MAIL FOR SHIPPING COST. Manufactured in Japan, this ignition switch comes with a 30-day warranty for added peace of mind. Listed item in stock always.

part #: 87892336 prices

• $94.95-$950.00

specifications ouboaen:

• for makes: Mercury
• mpn: 87-892336
• part type: Ignition Switch Motor Housing
• warranty: 30 Days
• country of origin: Japan

seller ouboaen:

• city: Daytona Beach, Florida
• rating: 99.7%
• # reviews: 18705

shipping ouboaen:

• transit: 4-9 Days
• carrier: USPS, UPS
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Ground, UPS Next Day Air
• cost: $11.05
• class: Standard, Expedited, One-day
• type: Calculated

returns ouboaen:

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

offer ouboaen:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True
• quantity: 1
• started: January 31, 2026

payments ouboaen:

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

general ouboaen:

• condition: New other see details
• Boat Parts > Outboard Engines Components > Ignition Starting Systems

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