Yamaha 25HP Outboard F25SWTC
$3,163.00
The Yamaha 25HP Outboard F25SWTC combines class-leading power-to-weight, battery-less EFI, and power trim & tilt in a compact remote-steer design.
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Overview Yamaha 25HP Outboard F25SWTC
The Yamaha 25HP Outboard F25SWTC sets a new benchmark for portable outboards. Built on Yamaha’s advanced 432cc four-stroke platform, this model delivers exceptional power, fuel efficiency, and reduced weight, making it one of the lightest 25HP outboards available.
Designed with remote mechanical steering, this version is ideal for aluminum fishing boats, utility boats, and lightweight craft that require precise control and dependable performance.
Features and Performance
- 432cc Four-Stroke Engine – Smooth, quiet, and fuel efficient
- Battery-less EFI System – Reliable cold starts and consistent throttle response
- Power Trim & Tilt – Easy adjustment for performance and shallow water operation
- Electric + Manual Start – Dual starting options for peace of mind
- Remote Mechanical Steering – Better control and cockpit integration
- CDI Microcomputer Ignition – Automatically adjusts ignition timing for optimal performance
- Freshwater Flush Device – Easy maintenance without running the engine
- Oil Retention System – Enables leak-free on-side storage
Why You Should Buy it
If you want a lightweight yet powerful 25HP outboard with modern EFI technology and remote steering, the F25SWTC is a smart investment. Built by Yamaha Motor Company, it offers long-term reliability, easy ownership, and excellent resale value—backed by a 3-year factory warranty.
| Specification | Details |
|---|---|
| Engine Type | Yamaha F25SWTC, 4-Stroke |
| Horsepower | 25 HP |
| Cylinders | 2 |
| Displacement | 432 cc |
| Fuel System | Electronic Fuel Injection (EFI) |
| Shaft Length | 15 in (Short) |
| Steering | Remote Mechanical |
| Starting System | Electric + Manual |
| Trim & Tilt | Power Trim & Tilt |
| Full Throttle RPM | 5000 – 6000 rpm |
| Alternator Output | 16 amp |
| Weight | 141 lbs |
| Propeller | Aluminum |
| Warranty | 3-Year Manufacturer Warranty (Yamaha) |
- Yamaha 25HP Outboard (F25SWTC)
- Power Trim & Tilt
- Aluminum Propeller
- Steering Link Arm
- Safety Lanyard
- Owner’s Manual
Frequently Asked Questions About Yamaha 25HP Outboard F25SWTC
What engine setup does Yamaha 25HP Outboard F25SWTC use?
The specification for Yamaha 25HP Outboard F25SWTC centers on a 432 cc two-cylinder four-stroke engine with Electronic Fuel Injection (EFI). For buyers comparing nearby models, that matters because the row clearly sets out the displacement, cylinder count, and fuel system instead of leaving the motor’s character to the horsepower number alone.
What does the alternator output mean on this motor?
The specification lists 16 amp alternator output for this outboard. That is a useful detail on a smaller outboard because it shows there is defined charging support alongside the engine’s portable or tiller-focused layout.
What makes this outboard practical to handle?
This outboard emphasizes practical handling with a listed weight of 141 lbs and Yamaha’s Oil Retention System for cleaner side storage. For buyers moving an engine on and off the boat or storing it between trips, those details matter almost as much as the horsepower figure.
What does battery-less EFI add on this outboard?
The product copy specifically calls out battery-less EFI on this outboard. Paired with a 432 cc platform and Electric + Manual starting arrangement, it shows that this motor is being marketed around modern fuel delivery without losing its compact portable character.

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