Mercury 150HP 150XL 4-Stroke Outboard Motor – 25″ Shaft
With 150 horsepower, four-stroke operation, and a 25-inch shaft, the Mercury 150XL supports compatible transoms. Its engine output provides practical propulsion for cruising and fishing, while proper shaft length helps maintain efficient thrust transfer.
Description
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Mercury 150HP 150XL 4-Stroke Outboard Motor Specs
| Brand | Mercury Marine |
| Full Model Code / Part Number | 150XL 4-Stroke Outboard Motor (25" Shaft) |
| Country of Origin | USA |
| Engine Type & Configuration | 4-Stroke Inline 4 (Single Overhead Cam with 8-Valves) |
| Horsepower Output (HP / kW) | 150 HP (110 kW) |
| Displacement (cc / cu in) | 3000 cc (183 cu in) |
| Bore x Stroke (mm / in) | 102.0 x 92.0 mm (4.0 x 3.6 in) |
| Maximum RPM Range (Full Throttle Operating Range) | 5000 - 5800 RPM |
| Fuel Induction System | Electronic Fuel Injection (EFI) Computer Controlled with Multi-Port |
| Ignition System | SmartCraft ECM 0d Digital Inductive |
| Starting System | Electric Start with SmartStart Push Button |
| Steering System | Remote Mechanical Steering Compatible |
| Trim & Tilt System | Smart Craft Power Trim and Tilt |
| Gear Ratio & Shift Mechanism | 2.38:1 (Forward - Neutral - Reverse) |
| Exhaust System | Through Propeller |
| Recommended Transom Shaft Length | XL: 25 inches |
| Alternator / Charging Output (Amps / Watts) | 60 Amp (Idle Charge Battery Management System) / 756 Watts |
| Recommended Fuel Grade & Oil Type | Regular Unleaded (Min. 87 Octane) / Mercury 4-Stroke Outboard Oil NMMA FC-W 25W-40 |
| Dry Weight (kg / lbs) | 206 kg / 455 lbs |
| Standard Warranty | 3 Years Limited Recreational Warranty |
Common Question of Mercury 150XL
Is Mercury 150XL a four-stroke?
Yes. The Mercury 150XL is a 150-horsepower four-stroke outboard motor with a 25-inch shaft. Confirm the exact fuel-system specification and supplied equipment before purchase. Correct matching of the engine, controls, steering, battery, and transom supports dependable operation from this high performance outboard motor configuration.
What boats fit its shaft?
Boats designed for a matching 25-inch transom are the intended application. Measure the hull before installation because incorrect shaft length can affect cooling-water pickup, gearcase position, propeller immersion, steering response, and trim. Accurate measurement supports this ready to bolt marine outboard package.
What should installation include?
Installation should be matched to the boat’s steering, control, battery, wiring, fuel, gauge, and transom requirements. Confirm engine weight, maximum horsepower, mounting hardware, and package contents before ordering. Follow Mercury service documentation and use qualified rigging procedures for final mounting and operation.
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