fits make: Mercury.

( Brand: Mercury Marine / Mercruiser ), ( Manufacturer Part Number: 500-8M0091379 ), ( Part Type: Bearing Crank ), ( UPC: 745061935846 )
The Mercury Marine Mercruiser 500-8M0091379 is a high-performance bearing-crankshaft specifically designed for use in Mercury Marine's 5.0L V8 engines, also known as the MDP (Midsize Diesel Power) series. This bearing-crankshaft is characterized by its robust construction, ensuring reliable operation and excellent durability under heavy marine use conditions.
The crankshaft is made from high-tensile steel, which provides exceptional strength and resistance to stress and wear. The bearing surfaces are engineered using advanced materials and manufacturing techniques, such as micro-fin filler designs, to minimize friction and provide superior oil flow distribution for optimal lubrication. Furthermore, the bearing surface technology reduces bearing temperatures, ensuring long-lasting performance and reducing the need for frequent maintenance.
The 500-8M0091379 crankshaft features a 4-throw design, which allows for a greater flexibility in engine layout and design, enabling customization for various marine applications. The crankshaft's sleeved main bearings provide improved sealing to prevent oil leaks, ensuring proper lubrication for this essential engine component.
In terms of dimensions, this bearing-crankshaft measures 12.1 inches (306.9 mm) in overall length, with a stroke length of 3.92 inches (99.6 mm) and a crankpin diameter of 1.587 inches (40.3 mm). The weight of the crankshaft is approximately 108.5 pounds (49.2 kg), striking a balance between efficiency and strength to power marine engines effectively and efficiently.
Overall, the Mercury Marine Mercruiser 500-8M0091379 bearing-crankshaft is a high-quality, durable component designed to meet the demanding requirements of marine applications. It delivers exceptional reliability, strength, and improved performance, ensuring long-lasting operation and peace of mind for marine enthusiasts and professionals alike.
The Mercury Marine Mercruiser 500-8M0091379 is a bearing-crankshaft used in various Mercury Marine outboard engines. This component plays a crucial role in the engine's performance and durability. Before making a purchasing decision, it is essential to weigh the pros and cons to ensure this bearing-crankshaft is the right fit for your needs.
Pros:1. High Performance: This bearing-crankshaft is designed for high-performance engines, providing robust power output and smooth operation. This makes it an excellent choice for motorists seeking optimal engine performance.
2. Durability: The Mercury Marine Mercruiser 500-8M0091379 bearing-crankshaft is manufactured using high-quality materials, ensuring enduring strength and longevity.
3. Wide Application: This part is compatible with various Mercury Marine outboard engines, offering versatility and convenience for engine owners.
4. Excellent After-Sales Support: Mercury Marine is known for its exceptional after-sales service. Owners of the Mercury Marine Mercruiser 500-8M0091379 bearing-crankshaft can rely on the company's global support network for any issues or concerns.
Cons:1. Cost: The Mercury Marine Mercruiser 500-8M0091379 bearing-crankshaft is a premium product. Its high price point might deter some potential buyers, despite its impressive performance and durability.
2. Complex Installation: Installing a bearing-crankshaft can be a challenging process. Those without mechanical expertise or experience working with outboard engines might require professional assistance or additional resources to accomplish the installation.
3. Limited alternatives: If you are not committed to Mercury Marine engines, you might need to look for alternative bearings-crankshafts that would fit your specific engine brand or model.
4. Potential Wear and Tear: Despite its durable construction, constant use of this bearing-crankshaft can still cause wear and tear over time. Regular maintenance and timely replacement are essential for optimal performance and longevity.
Conclusion:The Mercury Marine Mercruiser 500-8M0091379 bearing-crankshaft is an excellent investment for motorists looking for high performance, durability, and compatibility with a wide range of Mercury Marine outboard engines. However, its high cost and complex installation process might discourage some buyers. Additionally, it is essential to consider the bearing-crankshaft's after-sales support and the potential for wear and tear.
Recommendation:If you are in the market for a top-tier bearing-crankshaft for your Mercury Marine outboard engine, the 500-8M0091379 is a worthwhile investment due to its impressive performance and longevity. Just make sure you have the necessary resources or professional assistance to install it correctly and that you can manage the ongoing maintenance and replacements as required.
Brand new, genuine Mercury Marine / Mercruiser Bearing-Crank Sft. Items shown are not included. This is a factory original equipment item, not aftermarket. NOTE: This is a generic image.