MERCURY 300HP L FOUR STROKE OUTBOARD MOTOR DTS WH FOR SALE
$15,180.00
MERCURY 300HP L FOUR STROKE OUTBOARD MOTOR DTS WH
Description
Mercury 300HP L FourStroke Outboard Motor DTS WH for Sale – Power, Precision, and Performance on the Water
When it comes to boat performance, the Mercury 300HP L Four Stroke Outboard Motor DTS WH stands alone. It’s built for boaters who require maximum horsepower, accurate handling, and unmatched durability. Whether cruising offshore, towing skiers, or simply enjoying time on the water, this engine delivers consistent performance every time you turn the key.
If you’re looking to buy a Mercury 300HP outboard motor, then you’ve arrived on the right page. This entry will guide you through everything you want to know about the 300HP FourStroke with Digital Throttle & Shift (DTS) and White cowling (WH). We’ll examine its top attributes, specifications, advantages over others, and why it is such an ideal choice for serious boaters. And yes — we’re selling it, ready to ship, and backed by a professional support team.
Table of Contents
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Introduction to Mercury Marine
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Overview of the Mercury 300HP FourStroke DTS WH
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Key Features
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Detailed Specifications
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Performance Benefits
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Why Choose the DTS Model?
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White Cowling (WH) – Style Meets Function
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Fuel Efficiency and Emissions
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Ideal Applications
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Comparisons With Competing Outboard Engines
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Why Buy From Us?
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Warranty and Support
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How to Order
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Customer Testimonials
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Final Thoughts
1. Introduction to Mercury Marine
Mercury Marine is a global leader in outboard motor design and innovation. Founded in 1939, the brand is synonymous with quality, reliability, and high performance. Whether you’re an angler, a watersports enthusiast, or a weekend cruiser, Mercury engines are built to make your time on the water better, faster, and more enjoyable.
2. Overview of the Mercury 300HP FourStroke DTS WH
The Mercury 300HP L FourStroke DTS WH is a high-tech outboard motor that combines raw power with advanced engineering. It’s one of Mercury’s V8 FourStroke series, designed to deliver breathtaking acceleration, silky-smooth operation, and best-in-class fuel economy.
The “DTS” = Digital Throttle & Shift, offering smooth electronic control instead of conventional cable-operated controls. “WH” = White Cowling variant, perfect for high-end boats and modern appearance.
And yes — this motor is for sale today, new, and ready to go onto your boat.
3. Key Features
Here’s what makes the Mercury 300HP DTS WH special:
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Digital Throttle & Shift (DTS): Instantaneous precise control with no delay.
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Advanced MidSection (AMS): Reduces vibration and noise for a smoother ride.
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V8 4.6L Engine Block: More displacement equals more torque and horsepower.
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Adaptive Speed Control (ASC): Maintains engine RPM regardless of load or conditions.
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White Cowling Option (WH): Clean, modern look for new boats.
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High-Output Alternator: Up to 115 amps of power for accessories and electronics.
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Corrosion-Resistant Design: Ideal for either saltwater or freshwater use.
4. Detailed Specifications
| Specification | Detail |
|---|---|
| Engine Type | V8 4.6L FourStroke |
| Horsepower | 300 HP |
| Displacement | 4.6 liters |
| Full Throttle RPM | 5200 – 6000 |
| Induction System | Naturally aspirated |
| Alternator | 115-amp (1450-watt) |
| Starting | Electric Start with SmartStart Protection |
| Shaft Length | 20″, 25″, or 30″ options |
| Steering | Integrated electro-hydraulic power steering |
| Weight | Approx. 527 lbs |
| Fuel System | Electronic Fuel Injection (EFI) |
| Emissions | CARB 3-Star Rated |
| Cooling System | Water-cooled with thermostat |
| Color Options | White (WH), Phantom Black (base) |
5. Performance Benefits
The Mercury 300HP FourStroke outboard is all about performance and control. Thanks to its V8 platform and naturally aspirated power train, you get instant throttle response and predictable acceleration — even loaded.
Whether you’re launching from a dead stop or powering through choppy waters, this motor handles it all with ease. The engine is specifically tuned to deliver optimal performance across a broad range of conditions.
6. Why Choose the DTS Model?
DTS (Digital Throttle & Shift) is a game-changer. It replaces old-school mechanical cables with precision digital control. Benefits include:
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Smooth gear changes
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Precise throttle control
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No maintenance or cable adjustments
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Integrated with Mercury SmartCraft electronics
It’s ideal for boaters who crave luxury-level control of their boating experience. Upgrading from an older outboard, it’s night and day difference.
7. White Cowling (WH) – Form Meets Function
The White Cowling model is not just about appearance — it’s about heat dissipation and personalized style. The white paint reflects the sun, cooling the engine in warm climates, and it looks great with contemporary yacht styling.
This engine is generally favored by:
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Luxury sport boats
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Rigid inflatable boats (RIBs)
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High-performance center consoles
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Pontoon boats with white trim packages
8. Fuel Economy and Emissions
Mercury 300HP DTS WH features high displacement and state-of-the-art fuel injection, which is among the best fuel economy in its class. Mercury’s FourStroke technology delivers cleaner emissions without compromising performance.
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Up to 15% better fuel economy than older 2-stroke or small-block V6 competitors
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Meets stringent EPA and CARB emissions standards
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Low-maintenance use with fewer oil changes
9. Optimal Applications
This engine is suitable for a variety of boating applications, including:
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Offshore fishing boats
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High-performance bass boats
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Wakeboard and ski boats
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Pontoon and deck boats
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Dual console family cruisers
If your boat is rated 300HP and you want ultimate power with quiet operation, this is your engine.
10. Comparisons With Comparable Outboard Engines
Let’s compare the Mercury 300HP FourStroke to comparable models:
| Feature | Mercury 300HP DTS WH | Yamaha 300 XCA | Suzuki DF300AP |
|---|---|---|---|
| Displacement | 4.6L V8 | 4.2L V6 | 4.0L V6 |
| DTS | Yes | Yes | Yes |
| Weight | 527 lbs | 562 lbs | 639 lbs |
| SmartCraft | Yes | No | No |
| Styling | Optional White Cowling | Standard Grey | Black only |
| Warranty | 3 Years | 3 Years | 3 Years |
Mercury gives you better displacement, less weight, and the integration with SmartCraft digital gauges gives you a technological edge over others.
11. Why Buy From Us?
We’re not another internet retailer. We specialize in the sales of outboard motors, and our staff is highly knowledgeable about Mercury engines. You get:
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Authentic factory-new engines
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Fair prices
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Expert installation advice
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Nationwide shipping
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Pre-rigging and accessories at additional fees
12. Warranty and Support
Each Mercury 300HP DTS WH engine comes with a 3-year limited warranty from the manufacturer. Extended protection plans are also offered.
Our support staff is on hand to help with:
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Rigging and mounting questions
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Service and maintenance plans
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Warranty registration
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Replacement parts and upgrades
13. How to Order
Ordering is simple:
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Call us on the phone, write an email, or use our website.
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Determine your shaft length (20″, 25″, or 30″).
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Choose any rigging accessories or propellers.
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Plan local pickup or shipping.
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Get back on the water!
14. Customer Testimonials
“I replaced a 250HP Verado, and the 300HP DTS WH is an entirely different animal. Love the quiet ride and smooth throttle. Worth every penny!” – Jason M.
“Installed mine last month on my center console. White cowling looks great, and the DTS is silky smooth.” – Rachel P.
“Good shipping, excellent customer service. Highly recommend if purchasing a Mercury engine.” – Alan R.
15. Conclusion
Mercury 300HP L FourStroke DTS WH is a high-end outboard motor designed for serious boaters who require impressive power, impressive handling, and a sporty look. For offshore anglers to weekend cruisers, this motor has been one of the most reliable and high-tech available.
We have it in stock and ready to ship. Don’t wait — upgrade your boat today.
Contact us today to purchase or get a customized quote.







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