fits year: 1985–1990.

( Brand: Brp Omc Johnson Evinrude ), ( Manufacturer Part Number: 0393751 ), ( Part Type: Hp Crankshaft )
The OMC Johnson Evinrude 0393751 Crankshaft is a crucial component of the 1985 Evinrude outboard engine, specifically the 90 HP model. This crankshaft, with the part number 0393751 and a weight of approximately 140 lbs, is a testament to the engineering excellence that OMC Johnson Evinrude is known for.
The crankshaft is a primary structural element of the engine, responsible for converting linear motion into rotational motion to turn the engine's propeller. This particular crankshaft is designed to handle the power output of the 90 HP engine, ensuring smooth and efficient operation.
Manufactured with precision and attention to detail, the OMC Johnson Evinrude 0393751 Crankshaft is made from high-quality materials that can withstand the rigors of marine use. The crankshaft's bearing surfaces are machined to exacting tolerances to ensure a long lifespan and minimal wear.
The crankshaft also features robust connecting rods and pistons, which work together to deliver the power required by the engine. The engine's balancing system is also crucial in reducing vibrations, ensuring a quiet and comfortable boating experience.
The OMC Johnson Evinrude 0393751 Crankshaft is a crucial investment for any 1985 Evinrude 90 HP engine owner. Its durability, reliability, and performance make it an essential component for maintaining the engine's optimal performance and ensuring a safe and enjoyable boating experience.
Pros of buying OMC Johnson Evinrude 0393751 1985 90 HP Crankshaft (lb4):1. Reliability: This crankshaft is a proven model from a reputable brand, Evinrude, which is known for its durability and performance.
2. Availability of Spare Parts: Due to its popularity and longevity, spare parts for this crankshaft are readily available, ensuring easy maintenance and repair.
3. Power: With a 90 HP rating, this crankshaft provides sufficient power for most outboard engine applications.
4. Cost-Effective: Given its age and condition, the price of this crankshaft may be more affordable compared to newer models.
Cons of buying OMC Johnson Evinrude 0393751 1985 90 HP Crankshaft (lb4):1. Age and Wear: The crankshaft is 36 years old, which may mean that it has experienced wear and tear over the years. This could lead to potential issues with performance or reliability.
2. Limited Technology: Older models may not have the same level of technology as newer ones, which could result in less efficient performance and potentially higher fuel consumption.
3. Potential Need for Restoration: If the crankshaft has been poorly maintained or has significant damage, it may require restoration before it can be used, adding to the overall cost.
Conclusion:The OMC Johnson Evinrude 0393751 1985 90 HP Crankshaft (lb4) is a reliable and cost-effective option for those looking for a replacement crankshaft. However, its age and potential wear and tear need to be considered. A thorough inspection or evaluation of the crankshaft by a competent mechanic is recommended to ensure it is in good working condition before making a purchase.
Recommendation:If you are considering purchasing this crankshaft, I would recommend conducting a thorough inspection or evaluation to assess its condition. If it appears to be in good working order and the price is reasonable, it could be a worthwhile investment. However, if there are concerns about the crankshaft's condition or cost, it may be more prudent to invest in a newer model with better technology and performance.
1985 OMC Johnson Evinrude 90 hp Crankshaft - 140 #393751 used good working order.