1. Pistons, Rings & Piston Kits Products
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  3. YAMAHA 313-11611-20

YAMAHA 313-11611-20 Nos Piston Ring 2ND 0.50 O/s SPB5-3

fits make: Yamaha.

313-11611-20 Yamaha Nos Genuine Piston Ring 2nd 0.50 O/s Spb5-3

( Manufacturer Part Number: 313-11611-20 ), ( Type: Piston Ring ), ( Items Included: Piston Rings ), ( Country Of Origin: Japan )

Review YAMAHA Nos Genuine Piston Ring 2nd 0.50 O/s

The Yamaha 313-11611-20 NOS (New Old Stock) piston rings are a replacement part designed specifically for Yamaha outboard marine engines. These piston rings are for the second compression ring with an outside diameter of 0.50 inches and a compression ring type of SPB5-3.

These piston rings are manufactured to original equipment manufacturer (OEM) specifications to ensure a perfect fit and optimal engine performance. They are made from high-quality materials that have been tested for durability and reliability. The rings are designed to seal the combustion chamber and prevent the loss of engine compression, thus improving engine efficiency and power output.

The surface of the piston rings is engineered with a unique coating that reduces friction and wear, resulting in a longer lifespan compared to standard piston rings. The rings are also designed to be self-aligning, ensuring that they sit correctly in the piston groove, even after installation.

The 0.50 inch diameter of these piston rings makes them suitable for use in medium-sized Yamaha outboard engines. The SPB5-3 compression ring type denotes that these rings are specifically designed for use in engines with a high compression ratio, providing increased power and efficiency.

Each piston ring is sold individually, allowing you to replace only the worn or damaged rings in your engine, rather than having to purchase an entire set. Installing these piston rings is a straightforward process, and they come with clear and concise installation instructions to guide you through the process.

Overall, the Yamaha 313-11611-20 NOS piston rings are a high-quality and reliable replacement part for Yamaha outboard marine engines. They are designed to provide improved engine performance, increased power output, and longer lifespan compared to standard piston rings. Whether you are a professional mechanic or a DIY enthusiast, these piston rings are an essential addition to your engine maintenance toolkit.

Pros and Cons of Buying Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3

Introduction:

The Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3 is a replacement part for specific Yamaha engines. Like any other purchase, it comes with its advantages and disadvantages. In this article, we will discuss both the pros and cons to help you make an informed decision before buying.

Pros:

1. Original Equipment: This piston ring is an original equipment manufacturer (OEM) part, which means it is designed and manufactured by Yamaha. Using an OEM part ensures a proper fit and optimal engine performance.

2. Enhanced Engine Efficiency: Worn or damaged piston rings can cause significant engine inefficiencies. Replacing them with new ones can help improve engine performance, fuel efficiency, and overall engine health.

3. Long-Term Savings: Although the upfront cost of an OEM piston ring may be higher than aftermarket alternatives, the long-term savings can outweigh the initial investment. OEM parts are designed to last longer and provide better engine protection, reducing the need for frequent replacements.

4. Peace of Mind: Using OEM parts, such as the Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3, can provide peace of mind. You can be confident that the part is of high quality and will function properly, reducing the risk of potential engine damage or failure.

Cons:

1. Cost: OEM piston rings, such as the Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3, can be more expensive than aftermarket alternatives. This higher cost may be a deterrent for some consumers.

2. Availability: Depending on the specific engine model and availability, it may take some time to source and receive the OEM piston ring. This delay in receiving the part can result in extended downtime for the engine or vehicle.

3. Limited Compatibility: The Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3 is designed specifically for specific Yamaha engines. It may not be compatible with other engine models or manufactures, which can limit its versatility.

Conclusion:

The Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3 is an excellent choice for those seeking optimal engine performance, efficiency, and peace of mind. While the upfront cost may be higher than aftermarket alternatives, the long-term savings and improved engine health can outweigh the initial investment. However, it is essential to consider the availability and compatibility of the part before making a purchase.

Recommendation:

If you own a Yamaha engine and require a replacement piston ring, the Yamaha 313-11611-20 Nos Piston Ring 2nd 0.50 o/s Spb5-3 is an excellent choice. Its original equipment design ensures a proper fit and optimal engine performance. While the cost may be higher than aftermarket alternatives, the long-term savings and peace of mind can make it a worthwhile investment. It is essential to check the availability and compatibility of the part before making a purchase to minimize downtime and ensure a smooth engine operation.

Details:

New anodised Parts. The information provided is from a visual inspection and presented in good faith believed to be correct. Please take a close look at the photos we post. Parts Inspection.

As far as the Newport's, they are typically in original packaging with part numbers. NOS GENUINE YAMAHA 313-11611-20 PISTON RING 2ND 0.50 O/S This part may fit other years or model's. Sometimes a single picture does not show all visual imperfections.

part #: 3131161120 prices

  • $15.00-$36.98

specifications pistondon:

  • for makes: Yamaha
  • mpn: 313-11611-20
  • type: Piston Ring
  • items included: Piston Rings
  • country of origin: Japan

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  • started: May 12, 2026
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  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
for makes: yamaha, type: piston ring, items included: piston rings, country of origin: japan,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 12334944088962602,

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