⚓ Marine Equipment Specialist: Yamaha Portable Series Authority.
Technical validation for the F25SMHC. This 15-inch short shaft model is the lightest 25hp 4-stroke in its class, featuring Battery-Less EFI and an automatic decompression device for easy manual starting.
The Yamaha F25SMHC is a high-performance 432cc two-cylinder outboard that sets the benchmark for portable power. Boasting a class-leading power-to-weight ratio, this model weighs only 126 lbs, making it roughly 25% lighter than previous generations. It features Yamaha's innovative Battery-Less Electronic Fuel Injection (EFI), ensuring smooth running and exceptional fuel efficiency without the need for a heavy starting battery. With its 15-inch short shaft and ergonomic tiller, it is perfectly suited for small aluminum fishing boats, inflatable tenders, and jon boats.
Technical Specifications
| Manufacturer Part Number (MPN) |
F25SMHC |
| Engine Type |
4-Stroke, SOHC In-line 2-Cylinder |
| Displacement |
432 cc (26.4 ci) |
| Shaft Length |
15 Inches (Short Shaft) |
| Starting System |
Manual (Pull Start) |
| Control Type |
Tiller Handle |
| Alternator Output |
16 Amp |
| Dry Weight |
Approx. 126 lbs (57 kg) |
In The Box
- 1x Yamaha 25hp Outboard Motor (F25SMHC)
- 1x Integrated Ergonomic Tiller Handle
- 1x Standard Aluminum Propeller
- 1x Emergency Safety Lanyard
- 1x Owner's Manual and Factory Warranty Documentation
- *Note: External Fuel Tank and Fuel Line are typically included; consult dealer for specific local variations.
Frequently Asked Questions
1. Is manual starting difficult on this 25hp model?
No. The F25SMHC is equipped with an automatic decompression device, which significantly reduces the pulling force required for manual starts.
2. Can I use this motor for trolling?
Yes. It features Yamaha's Variable Trolling RPM Switch (VTS™) on the tiller handle, allowing you to adjust trolling speed from 750 to 1,050 RPM in 50-RPM increments.
Marine Equipment Specialist | Yamaha Portable Specialist | Genuine Provider
