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Mercury 90 User Manual

Mercury 90
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GENERAL INFORMATION
17
Models 75 90 115 EFI
Kilowatts 55.9 67.1 85.8
Full Throttle RPM Range 4500-5500 5000-6000
Idle Speed in Neutral Gear
1.
850 ± 25 RPM 750 ± 50 RPM
Number of Cylinders 4
Piston Displacement 1596 cc (97.4 cid) 1741 cc (106.2 cid)
Cylinder Bore 79 mm (3.110 in.)
Stroke 81.4 mm (3.205 in.) 88.8 mm (3.496 in.)
Intake Valve Clearance
(Cold)  
0.17 - 0.23 mm (0.007 - 0.009 in.)
Exhaust Valve Clearance
(Cold)
0.31 - 0.34 mm (0.011 - 0.014 in.)
Recommended Spark Plug NGK LFR5A-11 NGK LFR6A-11
Spark Plug Gap 1.1 mm (0.043 in.)
Gear Ratio 2.33:1 2.07:1
Recommended Gasoline Refer to Fuel & Oil
Recommended Oil Refer to Fuel & Oil
Gearcase Lubricant
Capacity
710 ml (24.0 fl. oz.)
Engine Oil Capacity 5 liters (5 quarts)
Battery Rating
Operation Above 0° C
(32° F )
465 Marine Cranking Amps (MCA) or 350 Cold Cranking AMPS
(CCA)
Operation Below 0° C
(32° F)
1000 Marine Cranking Amps (MCA) or 750 Cold Cranking AMPS
(CCA)
Ampere-Hours (Ah) 70 - 100
Sound at Drivers Ear
(ICOMIA 39-94)
80,6
1.
With engine fully "warmed up"

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Mercury 90 Specifications

General IconGeneral
BrandMercury
Model90
CategoryOutboard Motor
LanguageEnglish

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