Mercury 200HP 200L 4-Stroke Outboard – 20″ Shaft
The 200-horsepower Mercury 200L four-stroke outboard uses a 20-inch shaft for compatible lower-transom boats. Its four-stroke propulsion supports cruising and fishing, while correct shaft matching helps maintain propeller depth, efficient thrust transfer, and predictable handling.
Description
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Mercury 200HP 200L 4-Stroke Outboard Specs
| Brand | Mercury Marine |
| Full Model Code / Part Number | 200L 4-Stroke (20" Shaft) |
| Country of Origin | USA |
| Engine Type & Configuration | 4-Stroke V6 (DOHC with 4-Valves per Cylinder) |
| Horsepower Output (HP / kW) | 200 HP (147 kW) |
| Displacement (cc / cu in) | 3400 cc (208 cu in) |
| Bore x Stroke (mm / in) | 92.0 x 86.0 mm (3.62 x 3.38 in) |
| Maximum RPM Range (Full Throttle Operating Range) | 5000 - 5800 RPM |
| Fuel Induction System | Electronic Fuel Injection (EFI) Computer Controlled with Sequential Multi-Port |
| Ignition System | SmartCraft ECM 0d Digital Inductive |
| Starting System | Electric Start with SmartStart Push Button |
| Steering System | Electro-Hydraulic Power Steering Compatible |
| Trim & Tilt System | Smart Craft Power Trim and Tilt |
| Gear Ratio & Shift Mechanism | 1.85:1 (Forward - Neutral - Reverse) |
| Exhaust System | Through Propeller |
| Recommended Transom Shaft Length | L: 20 inches |
| Alternator / Charging Output (Amps / Watts) | 85 Amp (Idle Charge Battery Management System) / 1071 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) | 216 kg / 475 lbs |
| Standard Warranty | 3 Years Limited Recreational Warranty |
Common Question of Mercury 200L
Is Mercury 200L a four-stroke?
Yes. The Mercury 200L is a 200-horsepower four-stroke outboard with a 20-inch shaft. Its electronic fuel injection system controls fuel delivery during starting, acceleration, and cruising. Confirm controls, steering, battery, wiring, fuel, transom strength, and package contents before installing this high performance outboard motor.
What transom fits its shaft?
A 20-inch transom is the intended match for this 200L configuration. Measure the boat before purchase because incorrect shaft length can affect cooling-water pickup, gearcase depth, propeller immersion, steering response, and engine trim. Accurate measurement supports this ready to bolt marine outboard installation.
What should buyers verify?
Verify horsepower suitability, shaft length, engine weight, transom capacity, steering hardware, control equipment, battery connections, wiring, fuel supply, gauges, and package contents. A 20-inch shaft does not guarantee universal fitment. Follow Mercury installation documentation and the hull manufacturer’s requirements before repowering or operating the engine.













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