MERCURY 300HP XL FOUR STROKE OUTBOARD MOTOR WH FOR SALE
$14,846.00
MERCURY 300HP XL FOUR STROKE OUTBOARD MOTOR WH
Description
Mercury 300HP XL Four Stroke Outboard Motor: Rock-Solid Reliability
Require heavy-duty power, best-in-class performance, and rock-solid dependability for your vessel? The Mercury 300HP XL FourStroke Outboard Motor is built for the most demanding situations and is currently for sale. Propelling your workboat, cruise yacht, or fishing boat, this high-performing motor has it all—and then some. MERCURY 300HP XL FOUR STROKE OUTBOARD MOTOR WH
Here in this guide, we’ll walk you through the specs, features, and performance benefits of the Mercury 300HP XL FourStroke, and set straight why this outboard motor is your best bet. And the cherry on top, you can buy it directly from us—brand new, fully warranted, and set to go. MERCURY 300HP XL FOUR STROKE OUTBOARD MOTOR WH
Why the Mercury 300HP XL FourStroke Outboard Motor?
Mercury Marine has been at the forefront of outboards for decades, and the 300HP XL FourStroke is the ultimate in performance and innovation. Here’s why fishermen around the world prefer this engine:
1. Unrivaled Power and Performance
This engine delivers 300 horsepower, giving you the torque and acceleration you need for high-speed cruising, offshore fishing, or water sports. It is optimized for performance without sacrificing fuel efficiency.
2. Unrelenting Reliability
Mercury’s high-tech engineering and corrosion protection make the 300HP XL FourStroke perfect for freshwater or saltwater applications. Its rugged build and capacity to perform even in the most adverse marine conditions make it a fine value.
3. Quiet, Smooth Running
No one wants a loud, cumbersome outboard motor. With Mercury’s Advanced MidSection (AMS) and sound-reducing technology, the 300HP XL is quiet with less vibration—a smoother on-the-water ride for you.
4. Easier Maintenance
Mercury’s SmartCraft digital platform plus user-friendly maintenance features means less time worrying about service and more time on the water. You’ve got alerts, diagnostics, and service reminders in your pocket.
5. Buy Now Available
We stock the Mercury 300HP XL FourStroke Outboard Motor and offer it with full warranty. Whether you’re an individual consumer or a dealer, we ship quickly and offer excellent customer support.
Key Features of the Mercury 300HP XL FourStroke
Here are the technical specifications that have made the Mercury 300HP XL FourStroke a favorite with boat owners:
| Specification | Detail |
|---|---|
| Engine Type | 4.6L V8 FourStroke |
| Horsepower | 300 HP |
| Full Throttle RPM Range | 5200 – 6000 RPM |
| Shaft Length | XL – 25 inches |
| Displacement | 4.6 Liters |
| Gear Ratio | 1.85:1 |
| Alternator Output | 85 amps (Total), 20 amps net |
| Fuel System | Electronic Fuel Injection (EFI) |
| Engine Weight | Approx. 527 lbs (239 kg) |
| Starting System | Electric Start |
| Cooling System | Water-cooled with thermostat |
| Steering | Remote (DTS Compatible) |
| Warranty | 3-Year Limited Factory Warranty |
Advanced Features That Set It Apart
Now let’s examine closer the advanced technology packed into this brute:
Digital Throttle & Shift (DTS)
The DTS system provides instant throttle response and buttery smooth shifting, placing you in full control with no lag. It’s precision handling at all speeds.
Adaptive Speed Control
Maintain your engine speed the same in any load or condition. Whether handling waves or cargo shift, the Mercury 300HP adapts in real time for smoother performance.
Mercury’s SmartCraft Technology
SmartCraft is a collection of digital technologies that simplify boating and enhance safety. It includes:
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Engine Guardian System (protection and warnings)
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Electronic gauges and displays
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Cruise control and troll control
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Active Trim for fuel economy and smooth rides
Ideal Applications for the Mercury 300HP XL FourStroke
This outboard engine isn’t just powerful—it’s also versatile. It’s perfect for:
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Offshore Fishing Boats: Cut through waves and arrive faster.
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Performance Pontoon Boats: Luxury cruising with incredible torque.
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Sport Boats: Tow skiers, wakeboarders, or just cruise at high speed.
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Commercial Boats: Durable and dependable enough for everyday use.
Whether you’re a recreational or commercial boat operator, this engine delivers the power and dependability you require.
Buying the Mercury 300HP XL FourStroke: What You Need to Know
We’ve made buying this engine as easy as it can be, either directly from our website or dealership. Here’s what we offer:
✔ Brand New Engines for Sale
Each motor is brand new, never installed, and covered by Mercury’s factory warranty.
✔ Competitive Price
We offer competitive pricing on every FourStroke Mercury model, plus volume discounts for fleets and dealers.
✔ Expert Guidance
Having trouble selecting the proper shaft length, propeller, or rigging system? Let our marine experts assist you through the buying process.
✔ Fast Shipping
We offer nationwide shipping with protective packaging to have your motor delivered in perfect condition.
Mercury vs. The Competition
How does the Mercury 300HP compare to other outboard motors in the same category?
| Brand | Model | Horsepower | Displacement | Warranty | Weight (lbs) |
|---|---|---|---|---|---|
| Mercury Marine | 300HP XL FourStroke | 300 HP | 4.6L V8 | 3 Years | 527 lbs |
| Yamaha | F300 | 300 HP | 4.2L V6 | 3 Years | 562 lbs |
| Suzuki | DF300AP | 300 HP | 4.0L V6 | 3 Years | 639 lbs |
| Honda | BF250 | 250 HP | 3.6L V6 | 5 Years | 622 lbs |
Mercury leads in weight-to-power ratio, digital integration, and fuel efficiency—making it the smartest choice for performance and dependability.
Customer Reviews and Testimonials
Here’s what some of our buyers have said:
“The Mercury 300HP has transformed my fishing trips. It’s quiet, responsive, and incredibly powerful. The best engine I’ve ever owned.”
— Jake M., Florida
“We use this engine daily in our tour business. It’s dependable, easy to maintain, and runs like a dream. Highly recommended.”
— Maria G., California
“I replaced my 225HP with it and it’s night and day. This motor is a beast—fast, smooth, and incredibly quiet.”
— Tom W., Texas
Maintenance Tips for Your Mercury 300HP
To keep your engine at its best, keep these easy maintenance tips handy:
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Change oil every 100 hours or annually
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Check and replace the water pump impeller every 2 seasons
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Flush with freshwater after every saltwater use
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Use genuine Mercury filters and oils for top performance
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Run SmartCraft diagnostics regularly to catch issues early
We also carry maintenance kits and repair parts to simplify upkeep.
Ready to Order Your Mercury 300HP XL FourStroke?
Upping your existing motor or equipping a new boat, the Mercury 300HP XL FourStroke Outboard is revolutionary. It delivers high performance, quiet operation, and long-lasting reliability in a strong, aerodynamic package.
Get yours today and experience the Mercury Marine difference!
📞 Call to Buy
Last Thoughts
The Mercury 300HP XL FourStroke Outboard Motor is more than an engine—it’s the heartbeat of your boating experience. With unparalleled power, cutting-edge technology, and rock-solid reliability, it’s no surprise that this model is a best-seller among boaters globally.
Don’t wait—order yours now before supplies are gone!







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