Stainless Steel Skeg Guard – Fits Yamaha 150-350 HP Outboards & I/O Sterndrive (Replaces 27151, 35-SS645)
This marine-grade stainless steel skeg guard is designed to protect and repair damaged outboard motor skegs, preventing further damage and restoring performance. It is specifically engineered to fit a wide range of Yamaha engines, including 150-175 HP 2 & 4-Stroke (1984–Present), 200 HP models (2-Stroke & 4-Stroke), and select 300-350 HP 4-Stroke outboards.
This part is a direct replacement for Megaware SkegGuard 27151, Panther 35-SS645, SupremeMarine 1902, and Quickmarine 27151.
- Fabricated from 316 Marine-Grade Stainless Steel for superior corrosion resistance.
- Features a drain hole to prevent water retention and a thickened lower wear tab for enhanced durability.
- Installation involves a simple drill-and-bolt process with all necessary hardware included.
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
| Megaware SkegGuard |
27151 |
| Panther |
35-SS645 |
| SupremeMarine |
1902 |
| Quickmarine |
27151 |
Compatible Engine Models
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.
| Brand |
Model |
Rated HP |
Stroke |
Years |
OEM Part No. |
Notes |
| Yamaha |
Various |
150-175 |
2 & 4-Stroke |
1984–Present |
27151 |
- |
| Yamaha |
Standard 2-Stroke |
200 |
2-Stroke |
1984–2006 |
27151 |
No V/VX models |
| Yamaha |
2.8L Inline-4 |
200 |
4-Stroke |
2012–Present |
27151 |
I-4 engine |
| Yamaha |
V6 |
300 |
4-Stroke |
2007–2009 |
27151 |
- |
| Yamaha |
5.3L V8 |
350 |
4-Stroke |
2007–2019 |
27151 |
- |
Note: For Yamaha 200-225-250-300 HP 2 & 4-Stroke models (2002-Present), a different part number (27301) may be required. Always verify your original part number before ordering.
Technical Specifications
| Specification |
Value |
| Product Type |
Skeg Guard/Protector |
| Installation |
Drill & Bolt (included hardware) |
| Material |
316 Marine-Grade Stainless Steel |
| Thickness |
18-Gauge (1.2 mm / 0.047 in) |
| Housing Color |
Silver/Polished Stainless |
| Dimensions |
14.53 x 6.5 x 1.33 inches (369 x 165 x 34 mm) |
| Weight |
1.52 pounds (0.69 kg) |
| Features |
Drain hole to prevent water retention/corrosion |
| Lower Edge |
Thickened 3mm wear tab for durability |
| Compatibility |
Yamaha 150-350 HP Outboard Marine Motors |
| Other Technical Attributes |
Mirror-polished finish, no discernible drag impact on performance |
Package Contents
- 1 x Skeg Guard (27151)
- 1 x Drill Bit
- 2 x Nuts
- 2 x Hex Wrenches
- 4 x Screws
Installation Guide
Installation is straightforward and typically takes around 5 minutes. This skeg guard can be installed on damaged skegs with as little as 2-3 inches of the original skeg remaining.
- Position the skeg guard over your existing skeg to confirm fitment.
- Mark the two drilling locations through the holes in the skeg guard.
- Remove the guard and drill two 1/4-inch holes through the skeg using the provided drill bit.
- Clean any burrs from the drilled holes.
- Place the skeg guard back onto the skeg, aligning the holes.
- Insert the screws and secure them with the provided nuts and hex wrenches. Do not overtighten.
Troubleshooting & FAQ
Q: How do I confirm this part fits my specific engine?
A: The best way to confirm fitment is to check the compatibility table on this page. Also, verify that your original part number matches 27151 or one of the cross-referenced aftermarket numbers. Be aware that for some Yamaha 200-300 HP models from 2002-Present, you may need a different part number (27301).
Q: Can I install this on a skeg that is already broken?
A: Yes, this guard is designed for both protection and repair. It can be installed on a damaged skeg as long as there are at least 2 to 3 inches of the original skeg remaining to provide a solid mounting point.
Q: How durable is this skeg guard?
A: It is constructed from heavy-duty 18-gauge, 316 marine-grade stainless steel for maximum corrosion resistance and durability. The lower edge also features a thickened 3mm wear tab to withstand abrasions and impacts.
Q: Will this skeg guard affect my boat's performance?
A: This skeg guard has a mirror-polished finish and a hydrodynamic design that is not expected to cause any discernible drag or negative impact on your boat's performance.
Q: OEM vs. Aftermarket?
A: 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.
Q: How fast do you ship and how much does it cost?
A: 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.
Q: What is your warranty and return policy?
A: 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?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.