YOUNG PROPS 12.5 x 13 Boat Propeller for Johnson Evinrude 40–75 HP — Right-Hand 3‑Blade Alloy with Preinstalled Hub

This propeller is built to replace OEM part number 763461 on a wide range of Johnson/Evinrude engines, restoring reliable thrust, acceleration, and cruise speed for compatible outboards and sterndrives. It matches the original 12.5-inch diameter and 13-inch pitch dimensions, with a three-blade design and right-hand rotation. The prop is manufactured from an alloy-aluminum formulation and supplied with hub components installed, ready for straightforward installation.

Will this prop fit my Johnson or Evinrude engine?

Check gearcase size, horsepower range, and years to confirm compatibility. This prop is intended for 3-3/8" gearcases and fits numerous 40–75 HP models across several production years and model lines.

• Fits 3-3/8" gearcase models.
• Compatible HP: 40, 48, 50, 55, 60/65, 75 and Sprint/Formula E variants listed.
• Reference OEM/part number: 763461 for cross-checking with your service manual.
• Check specific model years (see specifics below) before purchase.

Which model years and power ratings are covered by this replacement?

This prop covers many model-year ranges for each horsepower designation. Verify the engine's HP and model year to ensure a match.

• 40 HP: 1984–2005
• 48 HP: 1987–1996
• 50 HP: 1975–2005
• 55 HP: 1976–1979
• 60/65 HP: 1980–1985
• 75 HP: 1975–1985
• Sprint and Formula E series: 1986–1992

How does this prop affect performance and durability?

The three-blade 12.5 x 13 design balances top-end speed with good acceleration and predictable handling. Constructed from alloy-aluminum, it aims to resist corrosion and handle typical freshwater or saltwater use when properly maintained.

• Three blades for stable tracking and balanced load on the engine.
• 13-inch pitch tuned for combined acceleration and cruising efficiency.
• Alloy-aluminum construction for strength while keeping weight reasonable.
• Preinstalled hub kit simplifies swap-over from the OEM propeller.

What warranty and quality assurances come with the prop?

The manufacturer provides a limited quality guarantee focused on manufacturing defects. Specific coverage includes replacement for blade fractures and hub slipping within the warranty period, with standard exclusions for normal wear and improper use.

• 12-month replacement for blade fracture and bush slipping under warranty terms.
• Excludes damage from misuse, modifications, or incorrect installation.
• Ships as pictured with hub kit already installed to ease fitting.

Who is this for: This YOUNG PROPS 12.5 x 13 replacement is aimed at boat owners and technicians who need a direct-fit substitute for Johnson and Evinrude sterndrive engines in the 40–75 HP range, especially when OEM part 763461 is required. It suits recreational boaters, anglers, and anyone restoring or maintaining older outboard/sterndrive rigs who wants a durable alloy propeller that mirrors original specifications and arrives ready to install.