1.200,00 €
The Mercury 5hp Propane Outboard Engine 5MLH LPG is a game-changer for recreational boaters who want clean, convenient, and reliable power. Designed to run on propane, this 5hp Mercury engine allows you to eliminate gasoline storage and use the same fuel as your grill, making boating simpler and safer. With a 123cc displacement and a long 20-inch shaft, it delivers true 5hp performance suitable for small boats, dinghies, and tenders. In this comprehensive guide, we’ll explore its features, benefits, practical tips, and expert insights to help you make an informed decision.
The Mercury 5MLH LPG propane outboard combines traditional FourStroke durability with modern propane convenience. Its standout features include:
Engine Type: Mercury 5MLH LPG Propane Inline 1 Four Stroke
Horsepower: True 5hp output
Displacement: 123cc for reliable performance
Throttle Control: Tiller handle for smooth maneuvering
Starting System: Manual, simple and lightweight
Fuel System: Propane Mixer for clean fuel combustion
Propeller: 7.7″ x 8.0″ 3-blade aluminum
Weight: 60 lbs – portable for easy transport
Shaft Length: 20″ Long, suitable for most small boats
Warranty: Mercury Marine 3-Year Warranty
Additional accessories include a fuel line assembly, propane adapter fitting, integrated carry handle, stop switch lanyard, service tool kit, and owner’s manual.
Switching from gasoline to propane is more than just convenience. The Mercury 5hp Propane Outboard Engine 5MLH LPG offers:
Propane is safer to store, easier to transport, and less likely to spill compared to gasoline. You can keep your fuel for the boat in the same supply as your outdoor grill, streamlining your marine setup.
Propane burns cleaner than gasoline, producing fewer emissions. The Mercury 5MLH LPG engine helps you reduce your environmental footprint while still delivering the same 5hp power you need for small watercraft.
This engine’s simple 1-cylinder FourStroke design requires minimal maintenance. Fewer moving parts and no gasoline contamination mean longer-lasting reliability and less downtime.
Fuel Flexibility: Use propane from standard tanks – no more hauling gas cans.
Compact & Lightweight: 60 lbs makes this engine portable and easy to handle.
Durable Construction: Mercury FourStroke engineering ensures longevity and dependability.
Smooth Operation: Tiller control and 2-valve pushrod induction system allow precise throttle management.
Propeller Efficiency: The 7.7″ x 8.0″ 3-blade aluminum prop delivers efficient thrust for a variety of small watercraft.
Warranty Coverage: Mercury 3-year warranty protects your investment.
Pros & Cons
Pros:
Runs clean on propane
Lightweight and portable
Reliable FourStroke performance
Minimal maintenance requirements
Backed by Mercury Marine warranty
Cons:
Manual start may require some effort for beginners
Limited to small boats and tender applications
Propane refills required depending on usage
Maximizing the performance and lifespan of your Mercury 5hp Propane Outboard Engine involves proper operation and care:
Pre-Start Checks: Inspect propane connections, propeller condition, and oil levels.
Starting Procedure: Use the manual start handle smoothly; avoid sudden jerks.
Throttle Management: Operate within the 5000–6000 rpm full-throttle range for optimal performance.
Fuel Storage: Keep propane tanks upright and away from heat sources.
Maintenance: Clean the engine regularly, check for loose bolts, and follow the Mercury service schedule.
Marine experts and recreational boaters consistently recommend propane outboards for small boats. According to Mercury engineers, the 5MLH LPG model is ideal for:
Dinghies and inflatable boats
Small fishing boats
Tender boats for yachts or sailboats
Marina and dock-side operations
Expert Tip: Many owners appreciate the portability and low noise levels compared to gasoline outboards, making the Mercury 5hp Propane Outboard Engine perfect for lakes, rivers, and calm coastal waters.
The Mercury 5MLH LPG is equipped with a 123cc displacement engine, producing full 5hp output efficiently. The 2-valve pushrod system ensures smooth combustion, while the propane mixer delivers clean fuel supply. Full-throttle performance falls within the 5000–6000 rpm range, providing sufficient speed for small watercraft without over-stressing the engine.
Key Performance Benefits:
Stable torque at low speeds
Responsive acceleration with tiller control
Quiet operation compared to gasoline engines
Long service intervals with proper maintenance
Installing a Mercury propane outboard is straightforward but requires attention to detail:
Mounting: Securely attach the 20″ shaft to the transom using the integrated clamp system.
Fuel Connection: Connect the propane hose with the adapter fitting included. Ensure all connections are leak-free.
Ventilation: Use the engine in well-ventilated areas to avoid propane buildup.
Emergency Stop: Always attach the stop switch lanyard while operating the engine.
Safety Note: Propane is flammable. Follow all manufacturer guidelines and local regulations.
Regular maintenance ensures long-term performance:
Inspect the propeller for damage
Clean the fuel system and propane mixer
Check bolts, clamps, and mounting hardware
Lubricate moving parts as instructed in the owner’s manual
Schedule Mercury-certified service every 100 hours or annually
The Mercury 5hp Propane Outboard Engine 5MLH LPG offers reliable, clean, and efficient boating power for small watercraft. Its propane-fueled design eliminates gasoline hassle, provides easier storage, and supports environmentally friendly operation. With a 123cc FourStroke engine, 5hp output, and lightweight portability, this Mercury engine is an excellent choice for recreational boaters, anglers, and tender users alike.
Whether you need a dependable engine for calm lakes, rivers, or dockside operations, the Mercury 5MLH LPG combines performance, convenience, and safety in one package. Make your boating experience easier, safer, and more enjoyable with this propane-powered outboard. Contact us
Q1: What is the horsepower of the Mercury 5MLH LPG outboard engine?
A1: The Mercury 5hp Propane Outboard Engine delivers a true 5hp output.
Q2: Can I use this engine with my grill propane tank?
A2: Yes, it runs on standard propane tanks, allowing fuel convenience and safety.
Q3: Is the Mercury 5MLH LPG engine suitable for small boats?
A3: Absolutely. It’s ideal for dinghies, inflatables, and small fishing boats.
Q4: How long is the warranty for this engine?
A4: Mercury Marine provides a 3-year warranty covering defects and performance issues.
Q5: How much does the Mercury 5hp Propane outboard weigh?
A5: The engine weighs 60 lbs, making it portable and easy to handle.
Q6: What type of fuel system does the 5MLH LPG use?
A6: It uses a propane mixer system for clean and efficient combustion.
Q7: Is maintenance difficult for this engine?
A7: No, the 1-cylinder FourStroke design requires minimal maintenance.
Q8: Can the engine be used in saltwater?
A8: Yes, but always rinse with fresh water after use to prevent corrosion.
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