SKU:
Osculati-52.447.03
$ 243,02
1-2 weeks delivery time
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The Osculati 52.447.03 – Polastorm Propeller Ø14 x 11 is a heavy-duty 3-blade aluminum propeller designed for Mercury Bigfoot 40–60 HP (4-stroke), F40 EFI PRO NEW, and standard Mercury 75–125 HP (2- and 4-stroke) engines with a 15-spline hub. With its large 14″ diameter and low 11″ pitch, it provides excellent thrust, fast planing, and reliable handling for heavier boats or workboats. Direct replacement for Mercury OEM 48-77338A45.
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Osculati 52.447.03 – Polastorm Propeller Ø14 x 11 (15 teeth) for Mercury 40–60 HP Bigfoot & 75–125 HP
The Polastorm Propeller (Osculati 52.447.03) is a robust 3-blade aluminum propeller designed to deliver maximum thrust and hole shot performance on Mercury large-gearcase outboards. With a wide 14″ diameter and low 11″ pitch, this propeller is ideal for Mercury Bigfoot 40–60 HP (4-stroke), F40 EFI PRO NEW, and regular 75–125 HP 2-stroke and 4-stroke models. It fits 15-spline shafts and replaces OEM part number 48-77338A45.
Main Features:
- High-thrust 14″ diameter for heavier loads and quick planing
- 11″ pitch ideal for workboats, utility boats, and high-drag hulls
- Durable aluminum construction with corrosion-resistant coating
- 15-spline hub compatible with Mercury large gearcase engines
- OEM replacement: Mercury 48-77338A45
Technical Specifications:
Feature Value Osculati Code 52.447.03 Diameter × Pitch 14″ × 11″ Number of Blades 3 Hub Type 15-spline Compatible Engine HP Mercury 40–60 HP Bigfoot (4T),
F40 EFI PRO NEW,
Mercury 75 / 80 / 90 / 100 / 115 / 125 HP (2T & 4T)OEM Reference 48-77338A45
Compatible Engines:
- Mercury Bigfoot 40 / 50 / 60 HP (4-stroke)
- Mercury F40 EFI PRO NEW
- Mercury 75 / 80 / 90 / 100 / 115 / 125 HP (2-stroke and 4-stroke)
Applications:
- Workboats, barges, and load-carrying hulls
- Fishing boats requiring fast hole shot and control
- High-drag hulls and large inflatables
Documents
Osculati Catalogue 2025 - page 1040 Size: 231,3 Kb -
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