ALUMINUM PROPELLER 9.30X8 RIGHT

Function and technical context

The right 9.30x8 aluminum propeller is the propulsion element that transforms the engine power into traction and displacement of the boat. Coupled directly to the drive shaft, it generates the water movement necessary to propel the ship forward with directional efficiency. Aluminum is the standard material in propellers for mid-power outboard and inboard motors, providing the optimal balance between structural strength, durability in salt water and operational lightness. Any damage to the blades, rotational imbalance or corrosion accelerates the wear of the shaft, bearings and gearbox, causing loss of cruising speed, substantial increase in fuel consumption and harmful vibrations for the entire transmission line.

When to replace this part?

Aluminum propellers show wear when they have visible breaks or cracks on the blades, progressive erosion on the leading edges, or when the boat loses cruising speed while maintaining normal engine revolutions. It is recommended to inspect the propeller during each seasonal maintenance, especially after sailing in shallow waters or when there is a risk of impact with submerged objects. Preventive replacement of a damaged propeller avoids cascading repairs that are exponentially more expensive than replacing the propeller, protecting the entire drive system.

Equivalent manufacturer part numbers