Warren Hay Marine
Mercury 300 XL Pro XS Mechanical
Mercury 300 XL Pro XS Mechanical
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Mercury 300 XL Pro XS Mechanical Outboard – Maximum Power, Precision, and Durability
The Mercury 300 XL Pro XS Mechanical Outboard is built for boaters who demand extreme performance, reliability, and power. Designed with a 4.6L V8 FourStroke engine and offering 300 horsepower, the Mercury 300 XL Pro XS is the ultimate choice for those who push their boats to the limit. Perfect for offshore fishing, high-performance boats, and competitive anglers, this outboard delivers unmatched acceleration, fuel efficiency, and top-end speed.
Equipped with mechanical throttle and shift, the Mercury 300 XL Pro XS provides a direct, proven connection for ultimate control and reliability. The Pro XS series is known for rapid hole shots, excellent torque, and superior engine responsiveness, all backed by Mercury’s renowned durability in even the most challenging conditions. Whether you're cruising, fishing, or racing, this engine provides the performance you need to outperform the competition.
Thanks to its advanced engineering and corrosion-resistant components, the Mercury 300 XL Pro XS thrives in both saltwater and freshwater environments. It's engineered to ensure you get the most out of every outing, offering fuel economy without compromising on power, all while being easy to maintain and service.
Key Features:
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4.6L V8 FourStroke engine producing 300 horsepower for unmatched acceleration and speed
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Mechanical throttle and shift controls for reliable, precise engine response and durability
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Rapid hole shot and high torque for fast starts and excellent performance in all conditions
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Corrosion-resistant components for long-lasting reliability in both saltwater and freshwater applications
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Lightweight design to reduce drag and improve boat handling
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Proven fuel efficiency for extended trips and reduced operating costs
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Ideal for offshore boats, performance pontoons, bass boats, and tournament fishing
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Engineered for low maintenance and easy serviceability
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Robust, high-performance design for the most demanding boating activities
Specifications:
Specification | Details |
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Engine Type | V8, 4-stroke |
Displacement | 4.6 L (279 CID) |
Horsepower | 300 HP |
Full Throttle RPM | 5200–6000 RPM |
Fuel System | Electronic Fuel Injection (EFI) |
Starting System | Electric Start with Smart Start |
Steering | Remote (Mechanical) |
Controls | Mechanical Throttle & Shift |
Shaft Length | 25” (XL) |
Gearcase Ratio | 1.75:1 |
Alternator Output | 85 amp (1071 watt) |
Dry Weight | Approx. 635 lbs (288 kg) |
Cooling System | Water-cooled with thermostat |
Trim System | Power Trim and Tilt |
Fuel Compatibility | 87 Octane (Minimum) |
Emissions Compliance | EPA & CARB 3-Star Certified |
Why Choose the Mercury 300 XL Pro XS Mechanical Outboard?
The Mercury 300 XL Pro XS Mechanical Outboard is engineered for boaters who need top-tier performance, efficiency, and a rock-solid, no-nonsense mechanical setup. Whether you’re a serious offshore angler, a high-performance boater, or an enthusiast who demands precision and reliability, this outboard is designed to deliver everything you need. The Pro XS 300 offers the perfect balance of raw power, responsiveness, and durability, allowing you to perform at your best, every time you hit the water.
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