fits make: Volvo, Penta. year: 2021.

( Brand: Solas ), ( Manufacturer Part Number: 8513-138-21 ), ( Part Type: Drive Prop ), ( UPC: 824375041631 ), ( Propeller Rotation: Standard )
The 8513-138-21 is a high-performance rear drive propeller for Volvo Penta IPS (Integrated Propulsion System) applications. This propeller is designed for the Volvo Penta D3-D13 engines and is suitable for stern drive applications. The propeller features a dual pitch design, with a pitch of 21, which provides optimal performance and efficiency in a variety of operating conditions.
The propeller is made of durable materials, including a high-strength stainless steel hub and blades, which ensure long-lasting performance and resistance to corrosion. The propeller's 13.75-inch diameter provides ample thrust and power, making it ideal for larger boats and yachts.
The 8513-138-21 propeller is also designed with Volvo Penta's patented SOLAS (Safety of Life at Sea) technology, which ensures that the propeller meets stringent safety standards for commercial vessels. This technology includes a robust design, a high-strength material, and a special coating that provides superior resistance to impact and wear.
In addition, the propeller features a penta-blade design, which provides excellent efficiency and maneuverability. The penta-blade design also reduces noise and vibration, providing a smoother and more comfortable ride for passengers.
Overall, the 8513-138-21 propeller is a high-quality, high-performance propeller that is well-suited for Volvo Penta IPS applications. Its durable construction, dual pitch design, and SOLAS technology make it a reliable and safe choice for commercial and recreational boat owners alike.
Product: Volvo Penta D13-824 (8513-138-21) Rear Drive SOLAS 21 Dual Pitch Propeller with Penta for RH Stern
Pros:1. Reliable and high-performance engine from Volvo Penta, a reputable manufacturer in marine propulsion technology.
2. Dual pitch propeller design allows for optimal speed and fuel efficiency, ensuring optimal performance and reduced fuel consumption.
3. SOLAS 21 compliance, ensuring that the propeller meets international safety standards for commercial vessels.
4. Penta for RH stern design ensures proper propeller orientation, ensuring optimal performance and reducing wear and tear.
Cons:1. High initial cost, which may be a significant investment for some buyers.
2. Complex installation and maintenance may require specialized skills and tools, potentially leading to additional costs.
3. The propeller may require more frequent maintenance and replacement due to the harsh marine environment.
Conclusion:The Volvo Penta D13-824 (8513-138-21) Rear Drive SOLAS 21 Dual Pitch Propeller with Penta for RH Stern is a high-performance, reliable propeller suitable for commercial vessels. Its dual pitch propeller design and compliance with SOLAS 21 standards ensure optimal performance and safety. However, its high initial cost and complex installation and maintenance requirements should be considered before making a purchase.
Recommendation:For commercial vessels requiring a high-performance propeller with optimal speed and fuel efficiency, the Volvo Penta D13-824 (8513-138-21) Rear Drive SOLAS 21 Dual Pitch Propeller with Penta for RH Stern is a recommended option. While its high initial cost and complex maintenance requirements may be a deterrent, the long-term benefits in terms of performance, fuel efficiency, and safety make it a worthwhile investment for commercial vessel owners.
As shown above with 400x magnification of a propeller blade root cross section the squeeze cast aluminum propeller is almost non porous, with finer grain size than the die cast aluminum prop. Item title x 21 pitch rear rh dual prop for Volvo Penta stern drive brand Solas condition new mpn Solas brand Solas material aluminum diameter these props do require oem hardware to install.
Every Solas aluminum prop is squeeze cast to remove tiny air bubbles that can form in the casting process for increased density and toughness over a traditional die cast aluminum prop. Each Solas aluminum prop is then finished with 4 layers of paint to ensure superior anti corrosion properties and to keep your Solas propeller looking good year after year. 75 inches pitch 21 inches blades 4 rotation clockwise right hand placement rear dual prop not next to gear case non thru hub exhaust Solas dual prop installations must be Solas front rear not sold in a pair rear prop only important note from Solas Volvo dual props may require special tools to install.
Numerous tests conducted by major media authorities have proven that Solas propellers stand up to collisions better than the competitors', and long term durability studies have shown that Solas propellers' resistance against rust and corrosion outperforms all the others in their class.