Mercury – Bravo Four S Aft/Rear Propeller | 21" Pitch | Right-Hand | 3-Blade | Stainless Steel | 8M0167004

Overview

Some props just feel right the way they grip, the way they hold steady, the way they make the whole boat come alive. The Mercury Bravo Four S Aft/Rear 3-Blade Stainless Steel Propeller (part number 8M0167004) brings that feeling to every run. Built for the Bravo Four S forward-facing sterndrive, it is the rear half of a contra-rotating pair that delivers clean power and quiet control for surf and tow sport boats that demand performance.

Key Features

• Diameter & Pitch: 21-inch pitch for fast planing and steady midrange cruising
• Rotation: Right-Hand; designed as the rear prop in a dual prop setup
• Blade Count: Three blades for strong grip, reduced cavitation, and balanced thrust
• Material: Premium stainless steel for long-term durability and corrosion resistance
• Hub System: Compatible with Mercury Flo-Torq X and Flo-Torq X HD (for Joystick Piloting)
• Design Details: Works behind a four-blade front prop to enhance smoothness and minimize vibration

Engine & Boat Compatibility

• Sterndrive Applications: For MerCruiser Bravo Four S forward-facing drives
• Outboard Applications: Not applicable — surf and tow configurations only
• Boat Types: Wakeboard boats, surf boats, and family tow vessels
• System Match: Designed to complement the Bravo Four S front 4-blade prop (same pitch)

Performance Benefits

This prop delivers that steady, powerful push that gets heavy surf boats up fast and keeps them there. The rear three-blade design channels torque into smooth acceleration, holding bite through turns while staying composed in chop. You will notice how quiet it feels — no cavitation, no extra vibration, just clean thrust and control.

Paired with its front partner, it forms a balanced system that moves your boat efficiently and gracefully. Whether you’re pulling a rider or just enjoying a quiet cruise, the Bravo Four S Aft Prop keeps performance steady, predictable, and refined.

Why this prop is a strong choice vs. alternatives?

• Mercury OEM quality — built with the Bravo Four S platform for perfect balance
• Reliable and easy to maintain — stainless steel resists salt and wear
• Cost-effective vs. stainless alternatives — lasting performance with strong value
• Versatile fit ideal for surf, tow, and recreational setups

FAQ Section

Q1: Which engines or drives does the 8M0167004 fit?

A1: It is designed for MerCruiser Bravo Four S forward-facing sterndrives.

Q2: What makes this propeller different from others?

A2: It’s the rear prop in a contra-rotating setup, working with a front prop to deliver smooth, efficient surf performance.

Q3: How do I know if 21" pitch is right for my boat?

A3: Ideal for surf and tow boats that need strong lift and smooth midrange efficiency.

Q4: Can it be used in both salt and freshwater?

A4: Yes — stainless steel construction ensures dependable protection and longevity.

Q5: What hub system does it use?

A5: Compatible with Mercury’s Flo-Torq X and Flo-Torq X HD (for Joystick Piloting).