Mercury

MERCURY 100HP 4 STROKE OUTBOARD MOTOR

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Unbridled power, unexpectedly compact, uncompromising reliability, unbelievable fuel efficiency. Unlike any other mid-range Four-stroke the world has ever seen.

HP/KW

100/73.6

ENGINE TYPE

8 valve single overhead cam (SOHC)

Inline 4

DISPLACEMENT (L)

2.1

FULL THROTTLE RPM

5000-6000
AIR INDUCTION Performance-tuned scroll intake manifold

FUEL INDUCTION SYSTEM

Computer controlled multi-port electronic fuel injection (EFI)

ALTERNATOR AMP/WATT

35 amp/ 441 watt with water cooled voltage regulator

RECOMMENDED FUEL

Unleaded 91 RON minimum

RECOMMENDED OIL

Mercury FourStroke Oil 10W-30

ENGINE PROTECTION OPERATOR
WARNING SYSTEM

SmartCraft Engine Guardian

COMPATIBLE WITH SMARTCRAFT
DIGITAL TECHNOLOGY

Yes

STARTING

Smart Start Electric

CONTROLSMechanical throttle & shift

STEERING

Big tiller compatible

Dual cable mechanical

Hydraulic power steering

SHAFT LENGTH

20"/508mm

25"/635mm

GEARCASE RATIO

2.07:1 (2.38:1 Command Thrust)

DRY WEIGHT

363lbs/165kg

EMISSIONS STAR RATING

3

BORE & STROKE

3.5 x 3.2"/ 90 x 81mm

IGNITION

SmartCraft ECM 70 Digital Inductive

FUEL SYSTEM

Electronic Fuel Injection (EFI)

COOLING SYSTEM

Water-cooled with thermostat

GEAR SHIFT

F-N-R

GEARCASE OPTIONS

Standard / Command Thrust

TRIM SYSTEM

Power Tilt
Power Trim

EXHAUST SYSTEM

Through Prop

SHALLOW WATER TRIM RANGE

20 deg

COLOUR

Phantom Black

LUBRICATION SYSTEM

Wet sump

OIL CAPACITY 5.2L
MAXIMUM TRIM RANGE 22 deg (-6 to 16deg)
MAXIMUM TILT RANGE 70 deg (-6 to 64deg)

Counter Rotation

Do you like to boat offshore even though you’re not in the market for a big boat? For the first time, Mercury is offering a 90hp & 115hp FourStroke with left-hand rotation. Two of these mid-range monsters on your transom provide the maneuverability and get-home safety of higher-horsepower twins at a price that’s easier on your wallet. Unlike competitive engines, dual 90 & 115 Mercury FourStrokes are Command Thrust models, which swing V6-class propellers, such as Enertia series to deliver improved acceleration and better boat control in rough water.

*Available only on 90 & 115 hp FourStroke

Quieter than the competition

The Mercury 115 FourStroke is quieter than the Yamaha F115B across the rpm band.

  • At idle, the Mercury is four decibels quieter than the Yamaha – the Yamaha is 25% louder.
  • At cruising speed, where normal conversations occur, the Yamaha generates almost 15% more noise.
  • At wide-open throttle, the Mercury is more than eight decibels quieter – the Yamaha is 50% louder.

Powerful & Efficient

Less weight and high displacement mean Mercury’s new 80 - 115 FourStrokes generate abundant torque and immediate power. Because they don’t have to work as hard as heavier engines or those with lower displacement, these engines make boats plane faster, accelerate better and provide optimal fuel efficiency at cruising speed.

Smoother than the competition

The Mercury 115 FourStroke has less vibration and rides more smoothly than the Yamaha F115B.

  • At forward idle, the Mercury’s vibration level at the driver’s seat is up to 50% lower than the Yamaha.
  • On the transom, the Yamaha puts out nearly five times more vibration than the Mercury – both at cruise and at full throttle.

Bigger Footprint

The larger Command Thrust gearcase creates a bigger footprint in the water, which provides more leverage to control your boat. The larger torpedo, combined with a bigger-diameter prop, can lift a heavy boat onto plane more easily and hold it there at lower speeds without impacting top speed.

Worry Free

The same lifetime maintenance-free valvetrain design found in our 150 FourStroke engines makes the 80-115hp FourStroke outboards incredibly durable.

Outboard Cover - Protection for your Four Stroke Outboard

Protect your engine from stones, fishing hooks, lures and sinkers, and general wear and tear with these UV-stabilised, water-resistant, premium quality marine-grade covers with breathable mesh venting. A great way to keep your Mercury looking brand-new. Available now from your local Mercury Dealer to fit all new Mercury Outboards from 2-400hp.

Full covers & combo covers also available.

We've got it covered.