Mercury 50

1
A
SPECIFICATIONS
90-828631R3 MARCH 1999 Page 1A-1
IMPORTANT INFORMATION
Section 1A - Specifications
Table of Contents
Specifications 1A-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gear Case Design Identification 1A-7. . . . . . . . . . . . .
Propeller Information Charts 1A-8. . . . . . . . . . . . . . . .
Mercury/Mariner 50 (4-Stroke)
2.00:1 Non Bigfoot 1A-8. . . . . . . . . . . . . . . . . . . . . .
Mercury/Mariner 50 (4-Stroke)
1.83:1 Non Bigfoot 1A-9. . . . . . . . . . . . . . . . . . . . . .
Mercury/Mariner 50 (4-Stroke)
2.3:1 Bigfoot 1A-10. . . . . . . . . . . . . . . . . . . . . . . . . .
Specifications
Models 40/45/50/50 (4-Stroke)
HORSEPOWER
(kW)
Model 50
Model 45
Model 40
50 hp (37.3 Kw) @ 6000 rpm
45 hp (33.5 Kw) @ 6000 rpm
40 hp (29.8 Kw) @ 6000 rpm
OUTBOARD
WEIGHT
Electric
40/45/50 ELPT
224 lb (102 kg)
FUEL
RECOMMENDED GASOLINE Automotive Unleaded
with a Minimum Pump Posted
Octane Rating of 87
OIL
ENGINE OIL CAPACITY
ENGINE OIL
+20
+40
+60
+80
F°
C°
0
+100
–7
+4
+16
+27
–18
+38
SAE
10W-30
SAE
25W-40
Either 3 Quarts or 3 Liters
SAE 10W-30 viscosity oil is recom-
mended for use in all temperatures.
SAE 25W-40 viscosity oil may be used at
temperatures above 40° F (4° C).
Use Quicksilver 4-Cycle Marine Oil with
the proper viscosity for the expected
temperature in your area (see range
thermometer on left). If not available, use
a premium quality 4-cycle engine oil, cer-
tified to meet or exceed anyone of the
following American Petroleum Institute
(API) service classification SH, SG, SF,
CF-4, CE, CD, CDll.