Yamaha F15SMHA 15HP Outboard Motor
The Yamaha F15SMHA is a compact and reliable 15HP 4-stroke outboard motor, designed for small boats, tenders, and fishing vessels. While it uses a carbureted fuel system (not EFI), it delivers proven durability, smooth operation, and excellent fuel efficiency, making it ideal for recreational boaters who prioritize Yamaha’s legendary reliability.
✅ Key Benefits:
✔ Ultra-Lightweight (41 kg / 90 lbs) – Easy to transport and handle
✔ Proven Carbureted System – Simple maintenance, no complex electronics
✔ Quiet & Fuel-Efficient – Up to 30% better fuel economy than 2-strokes
✔ Saltwater-Ready – Corrosion-resistant materials for coastal use
✔ Yamaha Reliability – Industry-leading build quality and longevity
📋 Technical Specifications
| Model | Yamaha F15SMHA |
|---|---|
| Engine Type | 1-Cylinder, 4-Stroke |
| Horsepower (HP) | 15 HP @ 5,500 RPM |
| Displacement | 246 cc |
| Fuel System | Carburetor (Mikuni) |
| Starting System | Manual Pull Start (Electric Start Optional) |
| Shaft Length | 15″ (381 mm) – Short Shaft |
| Gear Ratio | 2.08:1 |
| Weight | 41 kg (90 lbs) |
| Fuel Tank | External only (no internal tank) |
| Oil Capacity | 1.0L (1.06 qt) |
| Alternator Output | 6A (for battery charging) |
| Warranty | 3-Year Recreational (AU/NZ) |
⚡ Performance & Efficiency
-
Fuel Consumption: ~2.0L/hour at cruising speed
-
Top Speed: 18-22 mph (varies by boat type)
-
Best For: Small dinghies (3-3.5m), inflatables, and tinnies
-
Emissions Compliance: Meets EU RCD & AU Standards
🔧 Maintenance & Durability
-
Service Intervals: First service at 20 hours, then annually
-
Recommended Oil: Yamalube 10W-30
-
Gearcase Oil: Yamaha HP Gear Lube
-
Expected Lifespan: 3,000+ hours with proper care
🔄 Propeller Options
-
Standard: 3-Blade Aluminium (8.5″ Diameter)
-
Upgrade Options: High-Thrust Props for heavy loads
🔍 Why Choose the Yamaha F15SMHA?
✔ Lightest 15HP 4-stroke in its class (easier to carry)
✔ Simpler carbureted system (easier DIY maintenance)
✔ Trusted Yamaha durability – fewer breakdowns
✔ Lower price than EFI models (great budget option)
❓ Frequently Asked Questions (FAQ)
Q: Is this motor good for saltwater?
A: Yes! It has corrosion-resistant coatings, but rinse after use.
Q: How does it compare to the Mercury 15MH?
A: The Yamaha is lighter (41kg vs 45kg) but Mercury has EFI (easier starts).
Q: What boats suit this motor?
A: Best for small inflatables (3-3.5m), tinnies, and tenders.
Q: Does it come with a fuel tank?
A: No – requires external tank (sold separately).
🎯 Final Verdict – Best Budget 15HP Outboard?
The Yamaha F15SMHA is perfect for boaters who want a lightweight, no-frills, ultra-reliable 15HP motor. While it lacks EFI, its simplicity and Yamaha’s reputation make it a top choice for casual use.
👉 Check Yamaha AU dealers for end-of-season deals!
Reviews
There are no reviews yet.