Yamaha 150HP F150LD 4-Stroke Outboard – 20″ Shaft
The 150-horsepower Yamaha F150LD four-stroke outboard uses a 20-inch shaft for compatible lower-transom boats. Its propulsion platform supports cruising and fishing, while correct shaft length helps maintain propeller depth and efficient thrust transfer.
Description
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Yamaha 150HP F150LD 4-Stroke Outboard Specs
| Brand | Yamaha Marine |
| Full Model Code / Part Number | F150LD (Standard Rotation / Mechanical / 20" 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 |
| Steering System | Remote Mechanical Steering Compatible |
| 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 | L: 20 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) | 216 kg / 478 lbs |
| Standard Warranty | 3 Years Limited Pleasure Boat Warranty |
Common Question of Yamaha F150LD
Is F150LD a four-stroke?
Yes. The Yamaha F150LD is identified as a 150-horsepower four-stroke outboard with a 20-inch shaft. Confirm the exact fuel system, controls, steering, battery, wiring, fuel supply, and package contents before installation. Correct boat matching supports reliable propulsion from this high performance outboard motor.
What transom fits its shaft?
A 20-inch transom is the intended match for this F150LD model. Measure the hull according to Yamaha’s instructions before mounting because incorrect shaft length can affect cooling-water pickup, gearcase depth, propeller immersion, steering response, and trim. Correct measurement supports this ready to bolt marine installation.
What should buyers verify?
Verify horsepower suitability, engine weight, transom height, steering hardware, controls, battery capacity, wiring, fuel supply, gauges, and package contents. The supplied title does not specify EFI, so confirm the fuel system through Yamaha documentation before repowering or operating the engine.
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