15.25" Diameter - Short Tube5 Blade Outboard PropellerStainless SteelLab FinishedLeft-Hand RotationPVS (Performance Vent System)Hub Kit not included Max5 ST (Short Tube) is a new 2019 Mercury product. It is a custom five blade wheel developed and hand-crafted by the Mercury Racing Propeller artisans.
It is designed for the 4.6L V8 300R FourStroke outboard with Sport Master gearcase.
The shortened exhaust barrel enhances the performance of single-engine bass boats and twin-engine catamarans by keeping the stern planted for a confidence-inspired ride, while the large 15.25-inch diameter prop stays hooked up at extreme engine heights.
The results are in - a 300R FourStroke spinning a 31-inch pitch Max5 ST prop powered a tournament-loaded Bullet 21 XRS bass boat to 97.5 mph with a mere 7 percent slip!
Half-inch pitch offerings enable engines to be dialed in to their maximum RPM operating range for enhanced throttle response, optimized cruise fuel efficiency and top speed.
The stainless steel Max5 ST features the Mercury-patented Performance Vent System (PVS), which enables the user to fine-tune the amount of venting needed for quick planing.
The Lab Finished MAX5 provides a measurable reduction in propeller slip, (up to 12%).
Lab Finished has a satin appearance, crisp leading edge, thinned blades without losing the strength integrity.
This function increases and enhances the performance of the propeller with larger gains to RPMs over other finishes pitch for pitch.
We buy direct and work closely with our supplier Mercury Marine Racing.