MERCURY 260-859231T Flywheel Mercury/mariner 9.9HP

( Manufacturer Part Number: 260-859231T ), ( Part Type: Flywheel )

Review MERCURY Mercury/mariner 9.9hp Stroke Flywheel Nla fits MARINER 1995

The **Mercury 260-859231T 1995 Mercury/Mariner 9.9 Horsepower Flywheel** is a meticulously crafted, high-performance outboard motor designed for those who demand both reliability and raw power in their boating experience. Engineered for the **Mariner and Mercury** brands, this **9.9 horsepower** two-stroke outboard is a classic example of marine engineering from the mid-1990s, offering a perfect blend of simplicity and efficiency for smaller boats, canoes, or personal watercraft. The **flywheel model (NLA)** indicates it is equipped with a direct-drive flywheel, which enhances torque delivery and smooth operation, making it ideal for applications where consistent power and maneuverability are essential.

Built with a **durable aluminum housing**, this motor is designed to withstand the rigors of saltwater and freshwater environments, though it is important to note that it is a **two-stroke engine**, which means it requires premium two-stroke marine fuel mixed with oil for optimal performance and longevity. The **1995 model year** reflects a time when outboard motors were known for their straightforward yet robust construction, with minimal electronic complexity compared to modern counterparts. This motor features a **single-cylinder, air-cooled design**, delivering a balanced output of **9.9 horsepower**, sufficient for propelling lightweight vessels, fishing boats, or even small personal watercraft with ease.

One of the standout features of this motor is its **mechanical simplicity**, which translates to easier maintenance and troubleshooting for those with basic mechanical knowledge. The **flywheel configuration** provides a solid foundation for accessories like trolling motors or other aftermarket modifications, making it a versatile choice for boaters looking to customize their setup. While it lacks the advanced fuel injection and electronic controls found in newer models, its **proven reliability** and **time-tested durability** make it a sought-after option for collectors, restorers, or enthusiasts seeking a no-frills, high-performance outboard.

This motor is particularly well-suited for **smaller boats, canoes, or kayaks**, where its compact size and efficient power delivery shine. Whether used for leisurely fishing trips, weekend excursions, or even as a secondary motor for larger vessels, the **Mercury 260-859231T** offers a nostalgic yet functional alternative to modern outboards. For those who appreciate the craftsmanship of an era when marine engines were built to last, this **9.9HP flywheel model** represents a fine example of Mercury s legacy in the boating industry a blend of power, simplicity, and enduring performance.

**Pros and Cons of buying a Mercury 260-859231T (1995 Mercury/Mariner 9.9HP Flywheel, NLA)**

1. **Reliability and Durability** Mercury outboard motors, especially from the mid-1990s, are known for their robust construction and long-lasting performance when properly maintained. The 9.9HP engine is a classic design with a strong reputation for durability in smaller boats.

2. **Fuel Efficiency** At 9.9HP, this engine is designed for lightweight boats (e.g., canoes, kayaks, or small fishing boats). It consumes fuel efficiently, making it cost-effective for short trips or leisure use.

3. **Flywheel Design** The flywheel model (NLA) is often preferred for its smoother operation and easier maintenance compared to direct-drive engines. It s also more forgiving on the transmission, reducing wear over time.

4. **Affordability** As a used engine, especially from 1995, this model is likely priced lower than newer outboards. This makes it a budget-friendly option for those needing a secondary or backup engine.

5. **Compatibility** The 9.9HP Mercury is a common size, meaning replacement parts (e.g., spark plugs, gaskets, fuel pumps) are widely available. It fits well in small boats where power isn t the primary concern.

6. **Simplicity** Smaller engines like this are easier to service and repair than larger ones. Many mechanics are familiar with Mercury s older models, making maintenance straightforward.

7. **Classic Performance** If you re looking for a nostalgic or vintage feel, this engine retains the charm of older Mercury designs while still delivering functional power.

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1. **Age and Wear** Being from 1995, this engine has likely seen significant use. Rust, worn gaskets, or internal corrosion could be present, especially if it was stored improperly. A thorough inspection is critical.

2. **Potential for Hidden Damage** "NLA" (Not Like New) suggests it may have minor flaws or wear. Major issues like a cracked block, seized cylinder, or failed impeller could require costly repairs.

3. **Emissions and Modern Standards** Older engines like this do not meet modern emissions regulations. If you plan to use it in areas with strict environmental laws, you may face restrictions or need modifications (e.g., catalytic converters, which are rare for this model).

4. **Limited Power for Demanding Use** At 9.9HP, this engine is underpowered for anything beyond light recreational use. It won t handle heavy loads, rough water, or extended high-speed operation without overheating or stalling.

5. **Fuel and Oil Requirements** Older engines often require specific fuel blends (e.g., leaded fuel if not converted) and may need premium oil. Modern fuels can cause issues like gumming or carbon buildup in older carbureted engines.

6. **Parts Availability** While basic parts are still accessible, some specialized components (e.g., O-rings, seals) may be harder to find than in newer models. Stockpiling spare parts is advisable.

7. **Rust and Corrosion Risk** If the engine was stored in saltwater or without proper protection, rust could have compromised critical components like the lower unit or cylinder walls.

8. **No Warranty or Guarantee** As a used purchase, you won t have manufacturer support. Any repairs will be out-of-pocket, increasing the risk of unexpected costs.

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The **Mercury 260-859231T (1995, 9.9HP, Flywheel, NLA)** is a **good budget-friendly option** for those needing a lightweight, low-power engine for small boats, canoes, or kayaks. It offers **reliability, fuel efficiency, and ease of maintenance**, making it ideal for occasional use or as a backup. However, its **age introduces risks of hidden damage, emissions concerns, and limited power**, which could make it impractical for serious boating or modern applications.

If you re **mechanically inclined, willing to inspect it thoroughly, and only need it for light duty**, this engine could be a worthwhile purchase. **For heavy or frequent use, a newer or well-maintained engine would be a safer choice.** Always **test-run the engine before buying, check for leaks, and consider a professional inspection** to avoid costly surprises.

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- **Buy if:** You need a **low-cost, secondary engine** for a small boat, are prepared for potential repairs, and plan to use it sparingly in calm waters.

- **Avoid if:** You require **reliable, high-performance power**, plan to use it frequently, or need an engine that meets modern environmental standards.

- **Alternative Consideration:** If you want a more modern but still affordable option, look for a **used 2000s-era Mercury 9.9HP or a Yamaha equivalent** these may offer better reliability and emissions compliance at a slightly higher price.

**Final Verdict:** This engine is **best suited for hobbyists or those on a tight budget** who prioritize simplicity over performance. For serious boaters, investing in a newer or better-maintained engine would likely be more cost-effective in the long run.

Details:

Good used flywheel off a 1995 Mariner 9.9hp 2 stroke.

part #: 260859231t prices

• $69.99-$79.95

specifications ouboaen:

• for models: Mariner
• for makes: Mercury
• for years: 1995
• mpn: 260-859231t
• part type: Flywheel

shipping ouboaen:

• transit: 4-10 Days
• class: Standard
• type: Fixed
• cost: $30.00
• carrier: UPS
• service: UPS Ground

payments ouboaen:

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

general ouboaen:

• Boat Parts > Outboard Engines Components > Other
• condition: Used

offer ouboaen:

• availability: In Stock
• sold: 0
• started: May 25, 2026
• quantity: 1
• options: Ship-to-home

seller ouboaen:

• # reviews: 801
• rating: 100.0%
• city: Jewett City, Connecticut

returns ouboaen:

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

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