SKU:
Osculati-52.448.03
$ 266,14
1-2 weeks delivery time
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The Osculati 52.448.03 – Polastorm Propeller Ø16 x 13 (12 Teeth) is a heavy-duty aluminum propeller engineered for high-power Mercury outboards from 135 to 400 HP and MerCruiser sterndrives, including Alpha One and Bravo One. With a wide 16" diameter and low 13" pitch, it's optimized for acceleration and load-bearing performance, particularly on larger boats. Featuring a 12-spline hub, it replaces OEM part 48-78114A45.
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Osculati 52.448.03 – Polastorm Propeller Ø16 x 13 (12 Teeth) for Mercury 135–400 HP, MerCruiser Alpha/Bravo
Designed for large-engine applications, the Polastorm Ø16 x 13 propeller (Osculati 52.448.03) delivers exceptional thrust and handling under heavy loads. Compatible with high-output Mercury outboards (135–400 HP) and MerCruiser Alpha One and Bravo One sterndrives, this propeller is a direct-fit alternative to OEM model 48-78114A45.
Main Features:
- Extra-wide diameter: 16 inches (Ø406 mm) – provides high thrust and fast planing
- Low pitch: 13 inches – ideal for quick acceleration and towing applications
- Hub with 12 splines – ensures secure fit on large Mercury and MerCruiser drives
- Precision-cast aluminum – marine-grade alloy with corrosion-resistant coating
- Suited for both 2-stroke and 4-stroke engines
- Excellent for heavy boats, water sports, or commercial use
Technical Specifications:
Osculati Code 52.448.03 Brand Polastorm Propeller Diameter 16" Pitch 13" No. of Splines 12 Material High-strength marine aluminum Compatible Engine HP 135–150–175–200–225–250–300–400 (2-stroke / 4-stroke), MerCruiser Alpha One, Bravo One OEM Equivalent 48-78114A45
The Polastorm Ø16 x 13 is purpose-built for vessels requiring strong low-end torque, such as cruisers, workboats, and towboats. It ensures solid acceleration and stability, especially under load or in choppy waters, making it a practical and cost-effective choice for performance-demanding setups.
Documents
Osculati Catalogue 2025 - page 1040 Size: 231,3 Kb -
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