14 Inches Propeller Safety Guard – Fits 70-100 HP Outboard Motors

14" Propeller Safety Guard – Fits 70-100 HP Outboard Motors

This propeller guard is designed for outboard motors from 70-100 HP, including models from Mercury, Yamaha, Honda, BRP, and Suzuki. It is compatible with propellers up to 13.5 inches in diameter and should be used on vessels with a maximum speed of 25 mph (22 knots).

This part is a direct replacement for SeaSierra part number SP62814.

• Installation: Mounts to the cavitation plate and skeg (drilling required).
• Material: Rigid polypropylene with 304 stainless steel hardware.
• Compatibility Note: Not suitable for Big Foot or High Thrust models, which require a larger 16" guard.

Compatible Engine Models

Confirm your engine model/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Confirm your engine model/year in the table below. For Yamaha owners, here’s a guide to help you identify your engine’s serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.

Confirm your engine model/year in the table below. For Johnson/Evinrude owners, here’s a guide to help you identify your engine’s serial/model: Johnson/Evinrude Serial Number Guide.

Confirm your engine model/year in the table below. For Suzuki owners, You can review exploded diagrams here to verify part numbers: Suzuki Parts Diagrams & Catalog.

Technical Specifications

Package Contents

• 1 × Polycarbonate Propeller Guard
• 9 × Sets of Installing Bolts
• 1 × Drill Bit

Installation Guide

1. Position the guard on the underside of the cavitation plate, ensuring equal distance between the guard and the propeller during rotation.
2. Align the guard as far forward on the cavitation plate as possible.
3. Remove the trim tab under the cavitation plate before installation.
4. Drill 6 holes through both the cavitation plate and guard on each side, insert bolts, washers, and Nyloc nuts, and loosely tighten.
5. Drill 2 holes through the lower skeg as illustrated, insert bolts, washers, and Nyloc nuts, and securely tighten.
6. Finally, tighten the bolts on the cavitation plate.

Troubleshooting & FAQ

How do I know if this guard will fit my motor?
This guard fits most standard 70-100 HP outboard motors from brands like Mercury, Yamaha, Honda, BRP, and Suzuki. It accommodates propellers up to 13.5" in diameter. However, it is not compatible with Big Foot or High Thrust models, which require a larger 16" guard. Please check the compatibility table and your engine specifications before purchasing.

What is this propeller guard made of?
The guard is constructed from a durable, rust-resistant, and lightweight polypropylene plastic. All included installation hardware is made of 304 stainless steel for corrosion resistance in marine environments.

Can I install this myself?
Yes, installation can be performed with basic tools. The process involves drilling holes into your engine's cavitation plate and skeg to securely mount the guard. The package includes a drill bit and all necessary bolts. Please follow the provided installation steps carefully.

OEM vs. Aftermarket?
This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

How fast do you ship and how much does it cost?
We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

What is your warranty and return policy?
This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.