Mercury – MerCruiser Bravo III Prop Wrench | Specialty Service Tool | Powder-Coated Steel | 8M0129074

Overview

Any boater who has spent a weekend chasing the perfect ride knows how important it is to have the right tools on board. When it comes time to pull the prop on a Bravo III sterndrive—whether you are swapping for a fresh set of blades or clearing debris—you do not want to wrestle with makeshift wrenches or tools that never quite fit. The Quicksilver MerCruiser Bravo III Prop Wrench gives you that solid, dependable feel in your hands, the kind that makes the whole job go smoother. There is a real peace of mind that comes with using something designed specifically for the gear you depend on, especially when you are getting ready for another day on the water.

Key Features

• Designed exclusively for removing both MerCruiser Bravo III propeller nuts
• Constructed from durable, powder-coated steel for long-lasting performance
• Engineered for a precise fit that prevents slipping and rounded edges
• Meets Mercury Marine original equipment manufacturer specifications
• Helps support safe and proper disassembly during propeller service

Engine & Boat Compatibility

• For MerCruiser Bravo III sterndrives
• Compatible with both inner and outer Bravo III prop nuts
• Ideal for cruisers, sport boats, offshore fishing vessels, and family runabouts using Bravo III drives
• Suitable for routine maintenance or seasonal propeller changes

Performance & Practical Benefits

Anyone who has ever removed a Bravo III prop set knows those twin nuts can be stubborn, especially after a season spent running shallow channels or chasing big water. This wrench is built to give you steady, controlled leverage—no wobbling, no slipping, and none of that uneasy feeling you get when using a tool that was not meant for the job. The powder-coated steel feels solid and balanced, and it resists rust and wear even when it lives in a damp onboard locker.

A proper fit matters. With the right wrench, the nuts come off clean, the edges stay sharp, and the reassembly process feels tighter and easier. It also helps set the stage for better future maintenance. Greasing the prop shaft splines, checking thrust washers, and inspecting anodes all become much more straightforward when you are not fighting with your tools. Whether you are doing a quick prop swap before a long run or handling your offseason maintenance, this wrench gives you that smooth, secure feeling that everything is being done the right way.

Why Buy OEM

When you choose a Mercury Marine part like this one, you are choosing a tool engineered for your exact sterndrive—not a near-fit or universal workaround. Aftermarket tools can vary in sizing and material strength, often leading to stripped edges or unnecessary effort. This wrench is built with the same precision Mercury uses across its performance parts lineup. It is cost-effective in the long run because it protects a propeller system that is far more expensive than the tool itself. For boaters who like to do their own service (or at least be prepared for the unexpected), genuine equipment simply makes sense.

FAQ

Q1: Which systems does the MerCruiser Bravo III Prop Wrench fit?

It fits both propeller nuts on any MerCruiser Bravo III sterndrive.

Q2: What makes this different from aftermarket versions?

Its exact sizing, stronger build, and Mercury-level engineering give you a tighter, safer fit.

Q3: How do I confirm this is the right wrench for my setup?

If your boat uses a Bravo III sterndrive, this is the correct dedicated wrench.

Q4: Can it be used in saltwater and freshwater environments?

Yes—its powder-coated steel construction handles both conditions well.

Q5: Is the wrench easy for most boat owners to use?

Absolutely. Its balanced design and precise fit make prop removal straightforward, even for first-timers.