Yamaha F4
Lightweight, compact and economical, Yamaha’s single-cylinder portable F4 has been designed to be ultra-easy to use and transport.
Featuring a specially developed four stroke, Overhead Valve (OHV) design, this engine delivers excellent fuel efficiency and smooth running.
Attention to detail makes this Yamaha small engine great by delivering a user experience that stands head and shoulders above anything else.
Buying from In & Outboard Marine means:
✓ Factory Trained Technicians
✓ Handover & Advice by staff who truly “know boats inside out”
✓ Extensive Spare Parts Range Onsite
✓ Competitive Pricing
| Engine Type | 4-Stroke, OHV, 1 cylinder |
|---|---|
| Bore x Stroke (mm) | 62 x 46 |
| Fuel Tank Capacity (L) | 1.1 |
| Displacement (cc) | 139.0 |
| Recommended Maximum RPM | 4000-5000 |
| Fuel Management | Carburetor |
| Ignition | CDI |
| Lubrication System | Wet sump |
| Alternator Output | 12V – 6A with Rectifier Regulator (Optional) |
| Gear Ratio | 2.08:1 |
| Starter System | Manual Choke |
| Operation Method | Tiller Handle |
| Trim and Tilt Method | Manual Tilt |
| Digital Gauges | N/A |
| Command Link Gauges | N/A |