Willis Merch
Mercury Marine 1A15201LK 15 HP 4-Stroke EFI Outboard, 15" Shaft
Mercury Marine 1A15201LK 15 HP 4-Stroke EFI Outboard, 15" Shaft
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Mercury Marine’s 4-stroke technology consumes 40% less fuel than 2-stroke models for extraordinary value and savings
Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards!
Designed for anglers, recreational family boaters, and commercial operators, Mercury’s new outboard features battery-free EFI for fast, reliable starting, instant throttle response and better overall performance; is among the lightest on the market improving acceleration, top speed and handling, and delivers exceptional fuel economy. Exclusive multifunction tiller handle features shift, steering, throttle, throttle friction, and stop controls for convenient one-hand operation. All models are sold with a propeller.
Key Features
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- Engine Type: 4-stroke
- Features: 4-stroke technology-quiet, environmentally friendly, 40% more fuel efficient than comparable 2-stroke engines, smooth running/exceptional idling
- Exhaust: Thru-prop
- Dry Weight: 99 lbs.
- Start: Manual, with decompression system
- Steering Type: Tiller
- For U.S. shipment ONLY
- Gearing: F-N-R, 2.15:1
- Trim Positions: 6 + shallow-water drive
- Trim system: Manual
- Tank Type: External
- Tank Capacity: 3.2gal.
- Horsepower: 15 Horsepower
- Length: 20 Inch Shaft, Long Shaft
- Warranty: Three Years (With Product Registration)
- Weight: 99 Pounds.
- Highly efficient EFI (Electronic Fuel Injection) engine
- Large displacement (SOHC) and maintenance-free valve train
- Battery-free EFI reduces weight for easier portability
- Easy starting, burns less fuel, and requires less maintenance than carburetor system
- Easy-to-reach and upfront F-N-R shift lever
- Reversible throttle grip rotation for right or left-hand operation
- Vertical height is adjustable for operator's reach and preference
- Durable 2.15:1 gear ratio for added thrust in any direction
- Dual water intake ensures proper water cooling
- Overheating, low oil pressure and over-rev protection alerts keep you and your engine safe
- Six trim positions with Shallow Drive
- Shallow Drive System tilts the motor for operation in shallow waters
- Two-stage rubber mount system significantly reduces engine vibration
- On air silencer provides quick overview of routine maintenance
- Easy access in-line water separating fuel filter
- Convenient freshwater flushing attachment
- Quick and easy no-mess oil and filter change.
Specifications
- Fuel System: EFI
- Engine Type: 4-Stroke SOHC
- Cylinders: 2 cylinders
- Horsepower: 15
- Engine Displacement: 333 cc
- Bore and Stroke: 2.40″ x 2.24″
- Full Throttle RPM Range: 5,700 – 6,200
- Starting System: Recoil
- Cooling System: Water Cooled
- Ignition System: Digital CDI
- Exhaust System: Through Prop
- Fuel: Unleaded 87 Octane
- Fuel Tank Capacity: 3.2 gal.
- Recommended Oil: 10W-30
- Engine Oil Capacity: 1.1 US qt.
- Steering: Tiller
- Gear Ratio: 2.15:1
- Gear Shift: F-N-R
- Propeller: 3-Blade Aluminum
- Shaft: 15″
- Weight: 105 lbs.
- Battery-free EFI for fast, reliable starting, instant throttle response, and better performance
- Multifunction tiller handle with shift, steering, throttle, throttle friction, and stop controls
- Easy-to-reach and upfront F-N-R shift lever
- Overheating, low oil pressure, and over-rev protection alerts
- Two-stage rubber mount system significantly reduces engine vibration
Willis Custom Yachts does not accept returns of any Mercury motors once gas or oil has been added due to federal shipping regulations. Motors that meet these criteria must be taken to an authorized service center for repair, which may be covered under the manufacturer’s warranty.

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Mercury Experts Answer Your Most Common Questions
What models of Mercury outboard engines do you sell?
We carry a full range of Mercury outboard engines including FourStroke, Verado and Pro XS models — perfect for repowers, offshore rigs or everyday boating.
Do you offer free shipping on Mercury outboards?
Yes — all Mercury outboard engines listed on our site include free shipping + shipping insurance included nationwide (Contiguous US only), directly to your marina or installer.
Are your Mercury engines brand new and factory-certified?
Absolutely — we are a Platinum Elite Dealer and certified service center for Mercury. All engines are factory-new, genuine Mercury units with full warranty.
What warranties come with Mercury outboard engines purchased here?
Every Mercury engine comes with the manufacturer’s standard warranty. We also provide dealer support and service to ensure your coverage is handled properly.
How do I choose the correct horsepower model for my boat?
Our team of Mercury experts is ready to help — share your boat length, hull type and usage and we’ll recommend the right outboard to deliver optimal performance and efficiency.
How long will shipping take for my engine order?
Shipping times vary by destination and engine size, but since we offer nationwide free shipping, most orders are dispatched within a few business days and arrive quickly via freight.
What about returns or warranty claims?
If there’s a manufacturing defect or issue with your Mercury engine, we’ll guide you through warranty claims and service. For purchase-related questions, contact our team for full policy details.
Do you offer financing or repower packages for Mercury engines?
Yes — we can assist with financing options and bundle repower packages including engine, controls, propellers and installation for a turnkey solution.
Can you handle installation or local service for the engine?
Yes — as a certified Mercury dealer and service center, our technicians can assist with installation, mounting, tune-ups and ongoing maintenance.
How do I contact your team for questions or support?
Need help? Ask our Mercury experts. You can contact us via phone, email or live chat for any inquiries about selection, pricing, shipping or installation.
Need help choosing your engine?
OUTBOARDS
For work or for play, sport or adventure, Mercury outboards are engineered to ensure there’s nothing holding you back. Their unmatched reliability, refined performance and innovative features deliver the confidence to pursue your calling for the water.
Need help? Ask our Mercury experts.
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