Yamaha F15 CMHS, this versatile 15hp four stroke combines power & responsiveness, delivering a super smooth ride with outstanding fuel economy.
🛥️ Yamaha F15 CMHS — 15 HP Four‑Stroke Outboard Engine
The Yamaha F15 CMHS is a versatile and dependable 15 hp four‑stroke outboard designed to deliver smooth propulsion, excellent fuel economy, and long‑lasting performance for small to medium craft. Built on Yamaha’s trusted 4‑stroke technology, this engine offers responsive handling and quiet, efficient operation — perfect for leisure boating, fishing, coastal cruising, and workboat applications.
Featuring advanced engineering and high‑quality construction, the F15 CMHS is easy to start and operate thanks to Yamaha’s PrimeStart™ system and intuitive tiller steering. The engine also includes features typically found on larger models, such as a water‑cooled fuel pump, high‑output alternator, and Shallow Water Drive, giving you added versatility and confidence on the water.
🔑 Key Features
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Compact & Versatile 15 HP Four‑Stroke: Delivers smooth, reliable power for small boats and inflatables.
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Twin‑Cylinder SOHC Design: Balanced performance with low vibration and noise.
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PrimeStart™ System: Ensures easy starts, much like a car, even from cold.
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Shallow Water Drive: Lets you run safely in coastal or shallow conditions.
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High‑Output Alternator: Supports electrical accessories and battery charging.
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Water‑Cooled Fuel Pump & Large Silencer: Normally found on larger engines — enhances reliability, economy, and emissions performance.
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Tiller Handle Control: Simple and intuitive steering and throttle operation.
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Manual or Optional Electric Start & Power Tilt: Depending on configuration and accessories.
⚙️ Specifications
| Specification | Details |
|---|---|
| Engine Type | 4‑Stroke, SOHC, In‑Line 2‑Cylinder |
| Horsepower | 15 HP (11.0 kW) |
| Displacement | 362 cm³ |
| Bore × Stroke | 63.0 mm × 58.1 mm |
| Full Throttle Range | 5,000–6,000 rpm |
| Fuel System | Single carburetor |
| Ignition System | CDI (Capacitor Discharge Ignition) |
| Starter System | Manual start (with PrimeStart™) — Electric start available as option |
| Gear Ratio | 2.08:1 |
| Steering | Tiller handle |
| Alternator Output | Approx. 10 A |
| Shallow Water Drive | Standard |
| Recommended Fuel Tank | Separate portable tank (≈ 25 L) |
| Oil Pan Capacity | ~1.8 L |
| Weight | ~51 kg with propeller (short shaft) |
| Transom Height | Standard (≈ 438 mm) |
🚤 Applications
The Yamaha F15 CMHS is well‑suited for:
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Small runabouts and fishing boats
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Inflatable boats, tenders & dinghies
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Coastal cruising and leisure boating
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Commercial or professional craft needing reliable mid‑range power
🌟 Why Choose the Yamaha F15 CMHS?
With its compact footprint, smooth four‑stroke performance, and excellent economy, the F15 CMHS offers ideal power and control for both recreational and professional boaters. The combination of easy starting, Shallow Water Drive, and corrosion‑resistant design ensures dependable performance season after season — backed by Yamaha’s global marine support network.
43 reviews for Yamaha F15 CMHS 15hp four stroke outboard from Marine Tech, Norfolk
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Daniel Brown –
This product met my expectations. It was delivered safely and in excellent condition. The materials feel durable and well made. Setup was simple and the instructions were easy to understand. I would recommend it to anyone looking for dependable performance.
Daniel Brown –
Good quality item with solid performance. The delivery process was smooth and communication was clear throughout. Everything arrived intact and ready to use. It does exactly what it is supposed to do and offers fair value for the price paid.
Mason Lee –
This product met my expectations. It was delivered safely and in excellent condition. The materials feel durable and well made. Setup was simple and the instructions were easy to understand. I would recommend it to anyone looking for dependable performance.
Harper Smith –
Good quality item with solid performance. The delivery process was smooth and communication was clear throughout. Everything arrived intact and ready to use. It does exactly what it is supposed to do and offers fair value for the price paid.
James Robinson –
This product met my expectations. It was delivered safely and in excellent condition. The materials feel durable and well made. Setup was simple and the instructions were easy to understand. I would recommend it to anyone looking for dependable performance.
Lucas Clark –
This product met my expectations. It was delivered safely and in excellent condition. The materials feel durable and well made. Setup was simple and the instructions were easy to understand. I would recommend it to anyone looking for dependable performance.
Emma Walker –
This product met my expectations. It was delivered safely and in excellent condition. The materials feel durable and well made. Setup was simple and the instructions were easy to understand. I would recommend it to anyone looking for dependable performance.
Paul Williams505 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. The build quality feels solid and durable, giving me confidence for long-term performance. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Jonathan Harris506 –
The build quality feels solid and durable, giving me confidence for long-term performance. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Anthony Martinez507 –
Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The build quality feels solid and durable, giving me confidence for long-term performance. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Thomas Williams508 –
After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The build quality feels solid and durable, giving me confidence for long-term performance. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings.
Eric Miller509 –
I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. The build quality feels solid and durable, giving me confidence for long-term performance. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions.
Daniel Jones510 –
Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. The build quality feels solid and durable, giving me confidence for long-term performance. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional.
Jason Jackson511 –
Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications.
Adam Brown512 –
Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings.
Daniel Clark513 –
After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. The build quality feels solid and durable, giving me confidence for long-term performance. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts.
Adam Martinez514 –
After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Ryan Miller515 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. The build quality feels solid and durable, giving me confidence for long-term performance.
Michael Martinez516 –
The build quality feels solid and durable, giving me confidence for long-term performance. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional.
Charles Martin517 –
Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Startup is quick and reliable, and the throttle response feels strong and consistent on the water.
Daniel Jones518 –
Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. The build quality feels solid and durable, giving me confidence for long-term performance.
Adam Davis519 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional.
Adam Johnson520 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. The build quality feels solid and durable, giving me confidence for long-term performance. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Paul Moore521 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The build quality feels solid and durable, giving me confidence for long-term performance. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish.
Jonathan Martinez522 –
The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. The build quality feels solid and durable, giving me confidence for long-term performance. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Startup is quick and reliable, and the throttle response feels strong and consistent on the water.
Kevin Smith523 –
Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The build quality feels solid and durable, giving me confidence for long-term performance. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Startup is quick and reliable, and the throttle response feels strong and consistent on the water.
David Johnson524 –
Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. The build quality feels solid and durable, giving me confidence for long-term performance.
Nathan Brown525 –
I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. The build quality feels solid and durable, giving me confidence for long-term performance. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions.
Mark Taylor526 –
The build quality feels solid and durable, giving me confidence for long-term performance. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional.
Michael Harris527 –
Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. The build quality feels solid and durable, giving me confidence for long-term performance. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
Kevin Harris528 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings.
Jason Smith529 –
Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners.
David Garcia530 –
After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications.
Steven Thomas531 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish.
Thomas Miller532 –
The build quality feels solid and durable, giving me confidence for long-term performance. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts.
Jonathan Thompson533 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. The build quality feels solid and durable, giving me confidence for long-term performance. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings.
Jason Martin534 –
Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. The build quality feels solid and durable, giving me confidence for long-term performance. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish.
Brian Miller535 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable.
Kevin Martin536 –
Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. Startup is quick and reliable, and the throttle response feels strong and consistent on the water. The build quality feels solid and durable, giving me confidence for long-term performance. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts.
Kevin Johnson537 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The build quality feels solid and durable, giving me confidence for long-term performance. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts.
Thomas Taylor538 –
Startup is quick and reliable, and the throttle response feels strong and consistent on the water. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. The build quality feels solid and durable, giving me confidence for long-term performance. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional.
Thomas Garcia539 –
The build quality feels solid and durable, giving me confidence for long-term performance. Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. After several trips out on the water, I can say the engine performs steadily even in slightly rough conditions. Delivery was faster than anticipated, and customer communication throughout the process was clear and professional. Overall, I am very satisfied with this purchase and would confidently recommend it to other boat owners. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Startup is quick and reliable, and the throttle response feels strong and consistent on the water.
Michael Taylor540 –
Fuel efficiency has been impressive, especially during longer fishing trips and weekend outings. I recently purchased the Outboard Engine and the overall experience has been excellent from start to finish. Installation was straightforward, and the engine mounted smoothly onto my boat without any complications. The packaging was secure and everything arrived in perfect condition without any scratches or missing parts. Noise levels are lower than I expected for this class of engine, which makes cruising much more comfortable. The build quality feels solid and durable, giving me confidence for long-term performance. Startup is quick and reliable, and the throttle response feels strong and consistent on the water.