Mercury / Mariner Outboard Propeller – 11 5/8 x 11 | 13 Spline | 3-Blade Aluminium | 25HP to 70HP

Mercury / Mariner Outboard Propeller – 11 5/8 x 11 | 13 Spline | 3-Blade Aluminium | 25HP to 70HP

Upgrade or replace your damaged prop with this high-quality 3-blade aluminium propeller designed for Mercury and Mariner outboards ranging from 25HP to 70HP. Engineered to deliver optimal performance, smooth acceleration, and dependable durability in both 2-stroke and 4-stroke engines.

This 11 5/8” diameter x 11” pitch propeller features a 13-spline hub, made for direct fitment on a wide range of Mercury and Mariner outboards including Bigfoot and SeaPro models.

✅ Key Specifications:

• Diameter: 11 5/8 inches

• Pitch: 11 inches

• Blades: 3

• Material: High-strength Aluminium

• Hub: 13 Spline

• Rotation: Right-hand (standard)

✅ Compatible With:

Mercury / Mariner 2-Stroke Models:

• 30HP (1994–2002)

• 30HP SeaPro / Marathon (1994-Up)

• 35HP (1984–1989)

• 40HP (1977–Up)

• 45HP (1986–1998)

• 50HP (1997–Up)

• 55HP (1995–Up)

• 60HP (1978–Up)

• 70HP (1983)

Mercury / Mariner 4-Stroke Models:

• 25HP Bigfoot (1999–2005)

• 30HP / 40HP (1997 & newer)

• 50HP (1995 & newer)

• 60HP (2001 & newer)

✅ Features & Benefits:

• Marine-Grade Aluminium: Designed for saltwater and freshwater durability

• OEM Quality Fit: Replaces factory Mercury/Mariner props

• Smooth Handling: Optimised blade geometry for acceleration and top speed

• Balanced for Performance: Minimises vibration and enhances fuel efficiency

• Versatile Application: Fits multiple models across different years and engine types

⚠️ Important Notes:

• Not suitable for engines with 8-spline or 15-spline hubs

• Please confirm spline count and prop size before ordering

• Apply marine grease before installation for best results