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Designed, developed and manufactured in-house, the naturally aspirated, 9.0 liter 860 sterndrive engine features Mercury Racing’s exclusive aluminum four-valve cylinder heads and dual overhead camshaft valve train. This proven valve train, which greatly enhances engine performance and durability over a standard two-valve design, enables the engine to produce 860 horsepower at 6800 rpm on 89 octane (Rec 90) pump fuel. The engine’s 6300-6800 rpm operating range offers unsurpassed acceleration for its power rating. The higher rev limits expand the range of propeller options available for a variety of applications.

Primary

4.57 x 4.21 IN/116 x 107 MM

BORE & STROKE

V8

CYLINDERS / ENGINE CONFIGURATION

95 AMP

ALTERNATOR

87 Octane Minimum (R + M)/2, (95 RON) Global Calibration

FUEL REQUIREMENT

SHOW MORE

Sequential Fuel Injection

FUEL SYSTEM

Application Dependent

GEAR RATIO

2-Year Limited For Recreational Boating

WARRANTY

SHOW LESS
DETAILS

Designed, developed and manufactured in-house, the naturally aspirated, 9.0 liter 860 sterndrive engine features Mercury Racing’s exclusive aluminum four-valve cylinder heads and dual overhead camshaft valve train. This proven valve train, which greatly enhances engine performance and durability over a standard two-valve design, enables the engine to produce 860 horsepower at 6800 rpm on 89 octane (Rec 90) pump fuel. The engine’s 6300-6800 rpm operating range offers unsurpassed acceleration for its power rating. The higher rev limits expand the range of propeller options available for a variety of applications.

Specifications
Primary

4.57 x 4.21 IN/116 x 107 MM

BORE & STROKE

V8

CYLINDERS / ENGINE CONFIGURATION

95 AMP

ALTERNATOR

87 Octane Minimum (R + M)/2, (95 RON) Global Calibration

FUEL REQUIREMENT

SHOW MORE

Sequential Fuel Injection

FUEL SYSTEM

Application Dependent

GEAR RATIO

2-Year Limited For Recreational Boating

WARRANTY

SHOW LESS
Primary

4.57 x 4.21 IN/116 x 107 MM

BORE & STROKE

V8

CYLINDERS / ENGINE CONFIGURATION

95 AMP

ALTERNATOR

87 Octane Minimum (R + M)/2, (95 RON) Global Calibration

FUEL REQUIREMENT

Sequential Fuel Injection

FUEL SYSTEM

Application Dependent

GEAR RATIO

2-Year Limited For Recreational Boating

WARRANTY

Options

All prices reflect MSRP in U.S. dollars and are applicable in the US only. Dealer sets the actual price. Pricing does not Include dealer preparation fees, taxes, registration fees, that may apply. See participating dealer for details.

860

1. Choose Your Colors

Upper Engine and Exhaust

Raven Black

Bling Bling Black

Slate Grey

Super Silver

Joyze Poyple

Mercury Racing Blue

Hulkin Green

Nanna Yellow

Fire Orange

Devil Eye Red

Dandy Candy Red

Soft White

Lower Block and Heads

Raven Black

Bling Bling Black

Slate Grey

Super Silver

Joyze Poyple

Mercury Racing Blue

Hulkin Green

Nanna Yellow

Fire Orange

Devil Eye Red

Dandy Candy Red

Soft White

2. Choose Your Drive

  1. M6

    The M6 drive features a race-inspired twin pinion gear shaft design. The proven design splits the torque load for a higher power capacity while maintaining a slim, surface piercing gearcase shape for maximum efficiency. Forged lower gears, designed to handle the higher toque loads while an innovative dry-sump lubrication system ensures maximum efficiency and power-output. M6


5.SUMMARY


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