Mercury 80 Owner's Manual

GENERAL INFORMATION
18
Models 80/100/115
Kilowatts 60/75/86
Full Throttle RPM Range
80/100 HP - 5000-6000
115HP - 5800-6400
Idle Speed in Neutral Gear
1.
700 RPM
Number of Cylinders 4
Piston Displacement 1,731 cc (105.6 cid)
Cylinder Bore 82 mm (3.23 in.)
Stroke 82 mm (3.23 in.)
Recommended Spark Plug NGK LFR4A-E
Spark Plug Gap 0.8 mm (0.032 in.)
Spark Plug Hex Size 16 mm
Gear Ratio
80/100 HP - 2.33:1
115 HP - 2.07:1
Recommended Gasoline Refer to Fuel & Oil
Recommended Oil Refer to Fuel & Oil
Gearcase Lubricant Capacity 710 ml (24 fl. oz.)
Engine Oil Capacity With Oil Filter
Replacement
5.0 liters (5.3 qt.)
Battery Rating
1000 Marine Cranking Amps (MCA), 800 Cold
Cranking AMPS (CCA) or 180 Ampere Hour (Ah)
Sound at Drivers Ear (ICOMIA
39-94)
82.9
1. With engine fully warmed up.

Mercury 80 Specifications

General

Steering	Remote
Shaft Length	20 in (508 mm)
Gear Ratio	2.07:1
Horsepower	80 hp
Full Throttle RPM Range	5000-6000 RPM
Bore x Stroke	3.15 x 3.15 in (80 x 80 mm)