Mercury 300CXL SeaPro Commercial AMS
The 300CXL SeaPro listing specifies a 300 HP, 4.6L V8 commercial outboard with a 25-inch shaft, counter rotation and Advanced MidSection (AMS). Check the complete model designation when matching an engine to an existing installation.
Controls and installation
This configuration lists Digital Throttle & Shift (DTS), sold separately, and electro-hydraulic power steering. Do not assume that control hardware, propeller or additional rigging is included. Confirm the rotation, shaft length, steering and helm compatibility before ordering.
Contact Eleve Motors about the 300CXL SeaPro with your boat and existing engine details. Confirm the current unit, included components, commercial warranty eligibility and delivery arrangements. See our warranty information.
Listed engine specifications
- Horsepower: 300
- Engine type: V8
- Displacement (CID/CC): 279 CID
- Displacement (L): 4.6
- Cylinder Configuration: V-8 [64 degrees] with Dual Overhead Cam [DOHC] and 32-valves
- Bore and stroke: 3.6 in x 3.4 in / 92 mm x 86 mm
- Full throttle RPM: 4800-5600
- Shaft length: 25 “
- Gearcase ratio: 1.75:1
- Alternator amp / Watt: 85-amp (1071 Watt) with Idle Charge
- Maximum Trim Range: 20° (-6° to 14°)
- Maximum Tilt Range: 73° (-6° to 67°)
- Dry weight: 527 (Lightest model available) lbs
- Mid Section: Advanced MidSection
- Air induction: Performance-Tuned Long-Runner Intake Manifold
- Engine protection operator warning system: SmartCraft Engine Guardian
- Compatible with SmartCraft digital technology (DTS ): Yes
- Starting: Electric Start with SmartStart Protection
- Controls: Digital Throttle & Shift (DTS) (sold separately)
- Steering: Electro-Hydraulic Power Steering
- Fuel induction system: Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
- CARB star rating: 3
- Ignition: SmartCraft PCM 112 Digital Inductive
- Lubrication system: Integrated wet sump
- Cooling system: Water-cooled with thermostat
- Gear shift: F-N-R
- Gearcase: 5.44″
- Trim system: Power Trim & Tilt
- Exhaust system: Through prop
- Counter Rotation: Yes
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