Mercury 40 Service Manual

SPECIFICATIONS
Page 1A-10 90-828631R3 MARCH 1999
Mercury/Mariner 50 (4-Stroke) 2.3:1 Bigfoot
Wide Open Throttle rpm : 5500-6000
Recommended Transom Heights : 20”, 25”
Right Hand Rotation Standard
Gear Reduction : 2.31:1
Diameter
Pitch
No. of
Blades
Material
Approx.
Gross Boat
Wgt. (lb)
Approx.
Boat
Length
Speed
Range
(mph)
Propeller
Part Number
13” 18” 3 Steel Up to 1400 Up to 14’ 34-40 48-16988A45
13-1/4” 17” 3 Alum 1300-1600 Up to 14’ 32-38 48-77344A45
13-1/8” 16” 3 Steel 1400-1700 14-16’ 29-35 48-16986A45
13-3/4” 15” 3 Alum 1500-1900 14-16’ 27-32 48-77342A45
13-3/8” 14” 3 Steel 1700-2200 15-17’ 24-30 48-17314A45
14” 13” 3 Alum 1900-2400 16-18’ 22-27 48-77340A45
14” 12” 3 Steel 2500-3200 17’+ 18-24 48-17312A45
14” 11” 3 Alum 2800-4000 pontoon 17-21 48-77338A45
14” 10” 3 Alum 3000+ pontoon/work 14-19 48-854342A45
14” 9” 3 Alum 5000+ houseboat/
work
1-15 48-854340A45
Mercury/Mariner 50 (4-Stroke) 2.3:1 Bigfoot
Special soft rubber hub propellers designed to reduce clutch rattle
Wide Open Throttle rpm : 5500-6000
Recommended Transom Heights : 20”, 25”
Right Hand Rotation Standard
Gear Reduction : 2.31:1
IMPORTANT: These specially designed rubber hub propellers are rated for 50 horse-
power MAXIMUM.
Diameter
Pitch
No. of
Blades
Material
Approx.
Gross Boat
Wgt. (lbs)
Approx.
Boat
Length
Speed
Range
(mph)
Propeller
Part Number
14” 13” 3 Alum 1900-2400 16-18’ 22-27 48-77340A33
14” 11” 3 Alum 2800-4000 pontoon 17-21 48-77338A33
14” 10” 3 Alum 3000+ pontoon/work 14-19 48-854342A33
14” 9” 3 Alum 5000+ houseboat/
work
1-15 48-854340A33

Mercury 40 Specifications

General

Horsepower	40 hp
Starting System	Electric
Steering	Remote
Fuel Induction System	EFI (Electronic Fuel Injection)
Shaft Length	20"
Full Throttle RPM Range	6000