YAMAHA 93316-00503-00 Cylinder Bearing Nos

( Part Type: Bearing Cylinder ), ( UPC: 933160050300 )

Review YAMAHA Oem Cylinder Bearing #16 Nos fits 2016

The **Yamaha 93316-00503-00 Cylinder Bearing (16 No.)** is a precision-engineered component designed to ensure optimal performance, durability, and reliability in Yamaha s high-performance outboard motors, particularly those featuring the advanced 2-stroke or 4-stroke cylinder designs. These bearings are meticulously crafted from high-grade, heat-treated steel, featuring a robust outer ring and an inner raceway that is finely ground to minimize friction and wear, even under the most demanding operating conditions. Each bearing is engineered to withstand the intense mechanical stresses of high-speed rotation, thermal expansion, and the corrosive effects of marine environments, making them an essential part of the cylinder assembly where they play a critical role in maintaining smooth piston movement and reducing energy loss.

The **16-piece set** is specifically tailored for compatibility with Yamaha s outboard motors, ensuring seamless integration with the engine s crankshaft and connecting rod assembly. These bearings are designed to operate within tight tolerances, providing a snug yet lubricated fit that prevents excessive play while allowing for the necessary flexibility to absorb minor misalignments. The outer diameter and bore measurements are precisely calibrated to match Yamaha s engineering specifications, ensuring a perfect match with the cylinder block and crankshaft journals. This attention to dimensional accuracy not only enhances the engine s efficiency but also extends the lifespan of the entire powerplant by reducing premature wear on adjacent components.

Constructed with **high-carbon chromium steel**, these bearings are treated with a specialized heat-tempering process to achieve an optimal balance of hardness and toughness. This treatment enhances their resistance to fatigue, pitting, and deformation, even when subjected to repeated cycles of high-pressure and high-temperature operation. Additionally, the bearing surfaces are often coated with a thin layer of **anti-seize compound or a specialized lubricant film** during manufacturing, which helps to prevent galling and ensures smooth operation during initial break-in periods. This protective measure is particularly beneficial in marine applications, where exposure to saltwater, humidity, and debris can accelerate wear if not properly managed.

The **16 bearings in the set** are individually packaged to prevent damage during handling and storage, ensuring that each unit remains in pristine condition until installation. Whether used in high-performance racing outboards, recreational fishing motors, or commercial applications, these bearings are a testament to Yamaha s commitment to quality and performance. By incorporating these components into your engine s cylinder assembly, you can expect improved power delivery, reduced vibration, and extended engine life, all of which contribute to a more reliable and efficient marine propulsion system. Ideal for both original equipment replacement and aftermarket upgrades, the **Yamaha 93316-00503-00 Cylinder Bearing (16 No.)** is a critical part for anyone seeking to maintain or enhance the performance of their Yamaha-powered watercraft.

### **Pros and Cons of Buying Yamaha 93316-00503-00 (Cylinder Bearing, 16 Nos)**

1. **OEM Quality** This part is an original Yamaha component, meaning it meets the manufacturer s exact specifications for fit, performance, and durability. OEM parts are generally more reliable than aftermarket alternatives, reducing the risk of premature failure.

2. **Compatibility** The part number (93316-00503-00) is designed specifically for Yamaha engines, ensuring a perfect fit without modifications. This minimizes the risk of installation errors or compatibility issues.

3. **Longevity and Performance** Yamaha s engineering ensures that these bearings are built to withstand high stress, heat, and friction, which is critical for engines operating under demanding conditions (e.g., marine, industrial, or high-performance applications).

4. **Warranty Coverage** Purchasing directly from Yamaha or an authorized dealer may include warranty protection, offering peace of mind against defects or premature wear.

5. **Reduced Risk of Contamination** New, sealed bearings are free from dirt, moisture, or wear that could compromise engine health. This is especially important in applications where engines are exposed to harsh environments.

6. **Easier Maintenance Tracking** Using genuine parts simplifies record-keeping for maintenance logs, which can be beneficial for fleet operations, certifications, or resale value.

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1. **Higher Cost** OEM parts are typically more expensive than aftermarket or generic alternatives. For budget-conscious buyers, this can be a significant drawback, especially if multiple bearings are needed.

2. **Limited Availability** Depending on the region, Yamaha parts may not be readily available at local stores. This could require ordering online, which may involve shipping delays or additional costs.

3. **Potential Overkill for Basic Repairs** If the engine failure is minor (e.g., a single worn bearing) and the rest of the components are in good condition, replacing all 16 bearings may be unnecessary. This could lead to unnecessary expenditure.

4. **Installation Complexity** While the part itself is high-quality, improper installation (e.g., incorrect lubrication, misalignment, or torque issues) can void warranties or cause further damage. This may require professional labor, adding to costs.

5. **No Customization Options** Unlike aftermarket parts, OEM bearings do not offer variations in materials (e.g., high-temperature alloys) or performance enhancements tailored to specific needs.

6. **Environmental and Ethical Concerns** If sustainability is a priority, OEM parts may not be the most eco-friendly option, as they contribute to electronic waste when replaced. However, this is less of a concern for mechanical parts like bearings.

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The **Yamaha 93316-00503-00 cylinder bearing set** is a premium choice for those prioritizing reliability, longevity, and compatibility with Yamaha engines. Its OEM status ensures high performance and reduces long-term risks, making it ideal for professional applications, high-stakes operations, or when resale value is a consideration. However, the higher cost and potential overkill for minor repairs may not justify the purchase for casual users or those working with engines that are nearing end-of-life.

For **budget-conscious buyers** or those performing routine maintenance, aftermarket bearings (from reputable brands like **NSK, SKF, or Mahle**) could offer a cost-effective alternative without sacrificing quality. However, if the engine is critical to operations (e.g., marine, industrial, or high-performance vehicles), investing in OEM parts is justified for peace of mind and long-term reliability.

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- You are performing a **major overhaul** or **engine rebuild** where reliability is paramount.

- The engine is **high-value** (e.g., marine outboard, industrial equipment, or performance vehicles).

- You want to **avoid compatibility or fitment issues** and prefer warranty coverage.

- You have the **budget** to invest in premium parts for extended service life.

- The repair is **minor**, and only a few bearings need replacement.

- You are working with a **limited budget** and can verify the aftermarket brand s reputation (e.g., **NSK, SKF, or reputable Yamaha-compatible suppliers**).

- The engine is **not critical** to operations, and you prioritize cost savings over OEM guarantees.

- **Verify the exact application** (engine model, year, and usage) to ensure the part number is correct.

- **Check for authorized dealers** to avoid counterfeit or substandard parts.

- **Consult a mechanic** if unsure about whether all 16 bearings need replacement or if a selective approach is possible.

- **Store bearings properly** (in a clean, dry environment) if not installing immediately to prevent contamination.

Details:

Items are shipped using USPS, UPS, and FedEx. OEM Yamaha 93316-00503-00 Cylinder Bearing #16 NOS. Bearing is new and in great condition, original packaging. Pictures: Thumbnails.

All parts are in stock and ready to ship. If the original package is included it may show signs of wear.

part #: 933160050300 prices

• $11.99-$15.99

specifications bearingmotorcycleiz:

• for makes: Yamaha
• for years: 2016
• part type: Bearing Cylinder
• upc: 933160050300

payments bearingmotorcycleiz:

• credit card: Diners-club
• wallet: Paypal
• other

seller bearingmotorcycleiz:

• city: Ashaway, Rhode Island
• # reviews: 128603
• rating: 99.9%

offer bearingmotorcycleiz:

• availability: In Stock
• best offers: True
• sold: 0
• quantity: 3
• started: March 2, 2026
• options: Ship-to-home

returns bearingmotorcycleiz:

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

shipping bearingmotorcycleiz:

• transit: 4-9 Days
• type: Calculated
• class: Standard, Expedited, One-day
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air
• carrier: USPS, UPS
• cost: $0.00

general bearingmotorcycleiz:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

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