9 Inch Propeller Guard for 9.9-20HP Outboards | SeaSierra

• Manufacturer: SeaSierra
• Color: Safety Yellow
• Material: Rigid polypropylene Plastic and 304 stainless steel
• Package Dimensions: 32*29*18 mm
• Package Weight: 1.495 Kilograms

Compatibility

Sea Sierra 9" propeller guard is compatible with all brands of 9.9-20HP outboards propellers, fitting up to 8.5" propellers. It is suitable for motor propeller shaft to cavitation plate size H 4.25" to 5.5". Note that Big Foot and High Thrust models require an 11" propeller guard.

Kit Components

The package includes the following items:

1. 1PC Polycarbonate Propeller Guard
2. 8 sets of Installing Bolts
3. 1PC Drill

Features and Advantages of Sea Sierra Prop Guards

• Made of special polypropylene which does not oxidize, is visible from afar, light, and very durable.
• Suitable for outboard propellers and sterndrives with a diameter of 5″ to 14″.
• Increases the efficiency of the propeller and the acceleration of your boat, thus reducing gasoline consumption.
• Improves boat control handling and reduces marine hull stress and boat engine stress.
• Makes the propeller visible from a distance while towing your boat.
• Easy installation with simple basic tools.
• Provides better vessel control, reducing the risk of prop blade injuries to humans and marine life.
• Available in different sizes ranging from 9 to 14 inches.
• Demonstrates significantly greater steering control at high speeds, improved handling characteristics, and increased stopping ability in tests.

Installation Instructions

Tools Needed:

• Drill with 5/16″ bit
• 7 sets of bolts

For 9″ Propeller Cover:

• 4 sets of bolts are needed for the upper section
• 3 sets of bolts are needed for the lower section

Sea Sierra Prop Guard Installation Steps:

1. Place the propeller guard on the underside of the cavitation plate, ensuring equal distance between the guard and the prop when the propeller revolves inside the guard.
2. Position the guard as far forward on the cavitation plate as possible.
3. Remove the trim tab under cavitation before installation for 9″, 11″, 13″, 14″ guards.
4. Drill 4 holes through the cavitation plate and guard on each side, insert bolts, washers, and Nyloc nuts as illustrated and loosely tighten.
5. Drill 1 hole through the lower skeg, insert bolt, washer, and Nyloc nut, and tighten securely.
6. Tighten cavitation bolts.

Note: For proper installation and operation, consult a professional mechanic or follow the manufacturer's instructions.