KAWASAKI 92139-0191 Crank Bushing Nos

( Manufacturer Part Number: 92139-0191 ), ( Part Type: Crank Bushing )

Review KAWASAKI Oem Crank Bushing Nos

The **Kawasaki 92139-0191 Crank Bushing (NOS)** is a high-performance, factory-specification component designed to ensure optimal engine function and longevity in Kawasaki outboard motors, particularly those equipped with the legendary 90-degree V-twin architecture found in models like the 90HP, 115HP, and 150HP series. This bushing serves as a critical interface between the crankshaft and the engine block, providing essential support, reducing friction, and absorbing vibrations to prevent premature wear on the crankshaft journals and connecting rods. Crafted from durable, heat-resistant materials, this bushing is engineered to withstand the demanding stresses of high-revving, high-torque applications while maintaining precise alignment and smooth operation. As a **New Old Stock (NOS)** part, it has been carefully preserved in its original packaging, ensuring it remains free from wear, contamination, or degradation, making it an ideal replacement for engines requiring strict adherence to OEM specifications. Whether restoring a classic outboard to factory condition or upgrading a performance build, this bushing guarantees reliable performance, enhanced durability, and the confidence of using a genuine, unaltered component that meets Kawasaki s exacting standards. Its precise fit and compatibility make it a must-have for mechanics and enthusiasts seeking to maintain peak engine efficiency and reliability.

**Pros and Cons of buying a Kawasaki 92139-0191 Crank Bushing (NOS - New Old Stock)**

1. **Original Equipment Quality:** The part is manufactured to Kawasaki s original specifications, ensuring a close fit and performance match with the rest of the engine components. This reduces the risk of compatibility issues or premature wear.

2. **Reliability:** Since it is a genuine OEM (Original Equipment Manufacturer) part, it is built to withstand the stress of high-performance applications, especially in motorcycles where durability is critical. Kawasaki s engineering standards typically ensure long-lasting components.

3. **Ease of Installation:** Being a direct replacement, the part is designed to fit seamlessly into the engine without requiring extensive modifications. This simplifies the replacement process, especially for those without extensive mechanical experience.

4. **Warranty Coverage:** If purchased from an authorized dealer or a reputable supplier, the part may come with a warranty, providing peace of mind against defects or premature failure. Some NOS parts retain limited warranties depending on the seller.

5. **Preservation of Engine Performance:** Using an authentic part helps maintain the engine s original performance characteristics, which is important for maintaining power, efficiency, and longevity, particularly in high-mileage or heavily used engines.

6. **Resale Value:** If you plan to sell the motorcycle later, having original or NOS parts can appeal to buyers who prioritize authenticity and avoid aftermarket modifications.

7. **Access to Technical Support:** Kawasaki dealerships and authorized service centers can provide technical guidance or assistance with installation, ensuring the part is fitted correctly and safely.

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1. **Cost:** NOS parts are typically more expensive than aftermarket alternatives. The price reflects the brand reputation, quality, and the fact that it is a direct replacement without compromises. This can be a significant investment, especially for older or less common motorcycle models.

2. **Limited Availability:** Depending on the model and region, genuine Kawasaki parts may not always be readily available. Some NOS parts, particularly for discontinued models, can be hard to source, leading to delays or the need to rely on secondary markets.

3. **Potential for Overkill:** If the crank bushing is only slightly worn or the engine is not heavily used, replacing it with a new part may be unnecessary. In such cases, an aftermarket part or a refurbished OEM part could be a more cost-effective solution.

4. **Longer Lead Times:** Even if available, NOS parts may take longer to arrive compared to aftermarket options, which are often stocked by multiple suppliers. This delay can be inconvenient if you are working on a project with a tight timeline.

5. **No Guarantee of New Condition:** While "New Old Stock" implies the part is unused, there is no absolute guarantee that it has been stored in ideal conditions. Exposure to moisture, dust, or improper storage could affect its integrity, though reputable sellers typically handle parts carefully.

6. **Environmental and Ethical Considerations:** Purchasing NOS parts contributes to the demand for new manufacturing, which may have environmental impacts. Some buyers prefer supporting refurbished or recycled parts to reduce waste.

7. **Potential for Misuse:** If the part is not installed correctly or if the engine is not properly maintained afterward, the high-quality NOS part may not perform as expected. This underscores the importance of professional installation or thorough mechanical knowledge.

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The Kawasaki 92139-0191 crank bushing (NOS) is an excellent choice for those prioritizing reliability, performance, and authenticity in their motorcycle s engine. Its original quality ensures compatibility and longevity, making it ideal for serious riders, restorers, or those who value OEM standards. However, the higher cost and potential availability issues may make it less practical for casual riders or those on a tight budget. Additionally, if the part is not critically needed, an aftermarket or refurbished alternative could offer a more balanced solution.

- You are restoring or maintaining a high-value motorcycle where original parts are essential.

- You have confirmed that the part is necessary (i.e., the bushing is worn or damaged).

- You are willing to invest in quality and can source it from a trusted dealer or supplier.

- You have access to professional installation or mechanical expertise to ensure proper fitting.

- The part is only slightly worn or the engine is lightly used.

- You are working within a limited budget and can find a high-quality aftermarket replacement.

- You are unable to locate the NOS part quickly or affordably, and a compatible alternative is available.

Ultimately, weigh the long-term benefits of using an OEM part against the immediate costs and constraints to make the best decision for your specific situation.

Details:

Item Overview. Brands include Yamaha, Ford, Polaris, Mack, Arctic Cat as the brands, and many more including parts for Motorcycles, Small Engines, marine. All parts are unused, dealer-sourced, and classified as New Old Stock NOS. Included: Crank Bushing.

part #: 921390191 prices

• $16.45-$85.06

specifications bearingmotorcycleiz:

• for makes: Kawasaki
• mpn: 92139-0191
• part type: Crank Bushing

returns bearingmotorcycleiz:

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

general bearingmotorcycleiz:

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

shipping bearingmotorcycleiz:

• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air
• type: Calculated
• class: Standard, Expedited, One-day
• transit: 5-10 Days
• carrier: USPS, UPS
• cost: $0.00

seller bearingmotorcycleiz:

• city: Ashaway, Rhode Island
• rating: 99.9%
• # reviews: 138230

payments bearingmotorcycleiz:

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

offer bearingmotorcycleiz:

• sold: 0
• quantity: 1
• options: Ship-to-home
• best offers: True
• started: May 23, 2026
• availability: In Stock

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