Yamaha 150HP F150XSA DEC Outboard – 25″ Shaft
The 150-horsepower Yamaha F150XSA DEC outboard uses a 25-inch shaft for compatible transoms. Electronic controls support precise throttle and shift commands, while proper shaft matching helps maintain propeller alignment and predictable handling.
Description
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Yamaha 150HP F150XSA DEC Outboard Specs
| Brand | Yamaha Marine |
| Full Model Code / Part Number | F150XSA (DEC / 25" Shaft) |
| Country of Origin | Japan / USA |
| Engine Type & Configuration | 4-Stroke Inline 4 (DOHC 16-Valve) |
| Horsepower Output (HP / kW) | 150 HP (110 kW) |
| Displacement (cc / cu in) | 2670 cc (163 cu in) |
| Bore x Stroke (mm / in) | 96.0 x 92.0 mm (3.78 x 3.62 in) |
| Maximum RPM Range (Full Throttle Operating Range) | 5000 - 6000 RPM |
| Fuel Induction System | Electronic Fuel Injection (EFI) |
| Ignition System | TCI Microcomputer |
| Starting System | Electric Start (Digital Electronic Control) |
| Steering System | Integrated Digital Electronic Steering (DES) / DEC |
| Trim & Tilt System | Power Trim & Tilt |
| Gear Ratio & Shift Mechanism | 2.00:1 (Forward - Neutral - Reverse) |
| Exhaust System | Through Prop Hub |
| Recommended Transom Shaft Length | XL: 25 inches |
| Alternator / Charging Output (Amps / Watts) | 50 Amp (Maximum) / 630 Watts |
| Recommended Fuel Grade & Oil Type | Regular Unleaded (Min. 89 Octane Recommended) / Yamalube 4M FC-W 10W-30 |
| Dry Weight (kg / lbs) | 224 kg / 493 lbs |
| Standard Warranty | 3 Years Limited Pleasure Boat Warranty |
Common Question of Yamaha F150XSA
What does DEC mean?
DEC generally refers to Digital Electronic Control, but the exact Yamaha equipment should be confirmed from model documentation. This F150XSA listing includes a 25-inch shaft. Verify the control box, harnesses, gauges, battery, steering, fuel system, transom strength, and installation components before operating this high performance outboard motor.
What shaft length does it use?
The shaft length is 25 inches, intended for a matching tall transom. Measure the hull before purchase because incorrect shaft length can affect cooling-water pickup, gearcase depth, propeller immersion, steering response, and trim. Accurate measurement supports a properly fitted ready to bolt marine outboard package.
Does it use fuel injection?
Confirm the exact Yamaha fuel system before making an EFI claim. The supplied title identifies DEC equipment but does not explicitly state fuel injection. Verify controls, wiring, battery, steering hardware, fuel supply, gauges, engine weight, and package contents through Yamaha documentation.
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