fits model: Sx. make: Volvo. year: 1990.

( Brand: Volvo Penta ), ( Manufacturer Part Number: 3868885 ), ( Part Type: Unit ), ( Warranty: 90 Day )
The Volvo Penta SX-M 1.79 Upper Unit (3868885) is a premium marine propulsion component designed for high-performance applications. This upper unit is an essential part of the Volvo Penta drive system, providing robust and efficient power transmission from the engine to the drive shaft.
The SX-M 1.79 Upper Unit is carefully engineered to deliver exceptional power density and durability. It features a compact, yet robust design, with dimensions ranging from 1.89 to 2.18 inches in diameter, ensuring a perfect fit in various marine drive systems. The unit's diameter varies slightly, making it adaptable to a range of specific applications, enhancing its versatility.
This upper unit is designed to operate at a pump pressure of 90 PSI (pounds per square inch), ensuring smooth and efficient operation even under heavy loads. It is constructed with high-quality materials, including a cast iron housing for increased durability and resistance to wear and tear.
The Volvo Penta SX-M 1.79 Upper Unit is known for its excellent sealing properties, thanks to the advanced sealing system that prevents leakage and ensures optimal performance. The unit is also easy to maintain, with accessible service points for routine maintenance and replacement of wear parts.
In summary, the Volvo Penta SX-M 1.79 Upper Unit (3868885) is a high-quality marine propulsion component, offering exceptional performance, durability, and versatility. It is an ideal choice for boat owners and operators seeking reliable, efficient, and long-lasting marine propulsion solutions.
1. Renowned Brand: Volvo Penta is a well-established and reputable manufacturer in the marine engine industry, known for their durability, reliability, and high-performance engines.
2. Versatile Application: This upper unit is compatible with a range of engine sizes (1.79, 1.89, 1.97, and 2.18 liters), making it a versatile choice for different marine applications.
3. Wide Operating Range: The 90-degree positioning allows for a wide range of installation angles, making it adaptable for various boat designs.
Cons:1. Potential High Cost: Volvo Penta engines, particularly those from the SX series, are known to be premium products, which may result in a higher initial investment compared to other brands.
2. Limited Availability: Due to its specific model and application, finding spare parts or service support might be more challenging compared to more common engine models.
3. Complex Installation: Installing this upper unit may require professional expertise, especially for those who are not familiar with marine engine systems.
Conclusion:The Volvo Penta 3868885 SX-M 1.79 Upper Unit presents a high-quality, versatile, and reliable solution for marine propulsion needs. However, potential buyers should consider the higher initial cost and the potential difficulty in finding spare parts or service support. If you have the budget and the technical resources, this upper unit could be an excellent choice for enhancing your marine engine system's performance. For those on a tighter budget or with less technical expertise, it might be advisable to explore other options that offer a more balanced combination of cost, availability, and reliability.
Any questions at all, we'll get back to you right away. Compatible with: SX-M, SX-S Cobra, SX-C, SX-C1, SX-C2, and DP-SM 2.11, 2.32. Internal gears 21:26. This Upper Unit gear case came from a Volvo Penta SX-M 1.79 ratio out drive.
Drained oil/lube. Upper unit was tested on Out drive before disassembly Ran both ways, forward, reverse and neutral, turns smoothly as it should, nothing unusual noticed. U-joint/yoke/shaft assembly are not installed/missing. Oil was a clear brown, nothing unusual noted, seemed new.
All internal gears look excellent. Exact replacement for all SX Out drives stamped with 1.79, 1.89, 1.97, 2.18. Mating surfaces and case in excellent condition.