Johnson Evinrude Outboard Lookups

Lower Unit Parts & Components

(click the application that you have for parts and Illustrations)
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2-Cyl. Loopcharged 40-50 HP (1989-2005) with Small Gear Housing

2-Cylinder Loopcharged 40-50 HP (1989-2005) with Small* Gear Housing - “New” Style
* The 2-Cylinder loopcharged engines were available with a large or small gear housing.

Physical Characteristics:
15-3/4” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Six holes above the cavitation plate.
External water intake screens.
Includes speedo pitot.
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2-Cyl. Loopcharged 40-60 HP (1975-1988) 3-Cyl. Loopcharged 60-75 HP (1975-1988) with Small Gear Housing - “Old” Style		 2-Cyl. Loopcharged 40-60 HP (1975-1988) 3-Cyl. Loopcharged 60-75 HP (1975-1988) with Small* Gear Housing - “Old” Style
* The 2-Cylinder and 3-Cylinder loopcharged engines were available with a large or small gear housing.

Physical Characteristics:
15-1/2” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Six holes above the cavitation plate.
Internal water intake screens (four holes).
No speedo pitot.
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2-Cyl. Loopcharged 40-60 HP (1986-2006) 3-Cyl. Loopcharged 60-75 HP (1975-2001) with the Large Gear Housing		 2-Cyl. Loopcharged 40-60 HP (1986-2006) 3-Cyl. Loopcharged 60-75 HP (1975-2001) with the Large* Gear Housing
* The 2-Cylinder and 3-Cylinder loopcharged engines were available with a large or small gear housing.

Physical Characteristics:
17-7/16” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Six holes above the cavitation plate.
Internal water intake screens (three holes).
No speedo pitot.
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V4 60° with Small Gear Housing
 V4 60° with Small* Gear Housing
* The V4 engines were available with a large or small gear housing.

Physical Characteristics:
19-1/6” tall.
Curved at the trailing end of the gear housing and the fin.
Flat at the trailing end of the cavitation plate.
Two slots above the cavitation plate.
External water intake screens.
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V4 90° with Small Gear Housing		 V4 90° with Small* Gear Housing
* The V4 engines were available with a large or small gear housing.

Physical Characteristics:
18-3/16” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Six holes above the cavitation plate.
Internal water intake screens (four holes).
No pitot.
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V4 90° with Large "O" Type Gear Housing
 V4 90° with Large* “O” Type Gear Housing
* The V4 engines were available with a large or small gear housing.

Physical Characteristics:
19-3/16” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Two slots above the cavitation plate.
External water intake screens.
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V4 90° Large "M" Type		 V4 90° with Large* “M” Type Gear Housing
* The V4 engines were available with a large or small gear housing.

Physical Characteristics:
19-3/16” tall.
Curved at the trailing end of the gear housing and the fin.
Flat at the trailing end of the cavitation plate.
Three slots above the cavitation plate.
External water intake screens.
Includes speedo pitot.
V6 Mechanical/Hydraulic Shift 200 HP (1976) 175, 200 HP (1977) 150, 175, 200, 235 HP (1978) V6  Mechanical / Hydraulic Shift 200 HP (1976) 175, 200 HP (1977) 150, 175, 200, 235 HP (1978)
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V6 90° with Large "O" Type Gear Housing
 V6 90° with “O” Type Gear Housing

Physical Characteristics:
19-3/16” tall.
Straight at the trailing end of the gear housing and the fin.
Pointed at the trailing end of the cavitation plate.
Two slots above the cavitation plate.
External water intake screens.
top view
V6 90° Large "M" Type		 V6 90° with “M” Type Gear Housing

Physical Characteristics:
19-3/16” tall.
Curved at the trailing end of the gear housing and the fin.
Flat at the trailing end of the cavitation plate.
Three slots above the cavitation plate.
External water intake screens.
Includes speedo pitot.

Illustrations:
    4, 4.5, 5, 6, 7.5, 8 HP (1980 & up)
    9.9-15 HP (1974 & up)
    20-35 HP - Thru-Prop Exhaust
    Crossflow -Thru-Cavitation Plate Exhaust 25-28 HP, 2-Cyl. Crossflow (1978-1997)
    Loopcharged Small 2-Cyl. Loopcharged 40-50 HP (1989-2005)
    Loopcharged Small 2-Cyl. Loopcharged 40-60 HP (1975-1988) &
          Small 3-Cyl. Loopcharged 60-75 HP (1975-1988)
    Loopcharged Large 2-Cyl. Loopcharged 40-60 HP (1975-2006) &
          Large 3-Cyl. Loopcharged 60-75 HP (1975-2001)
    V4 60° (1995-2006) 2.00:1 (.50) Gear Ratio
    V4 90° (1978-1998) 2.00:1 (.50) Gear Ratio
    V4/V6 "O" Type (1979-2006) V4 2.25:1 (.44) Gear Ratio - V6 1.86:1 (.54) Gear Ratio
    V4/V6 "M" Type (2002-2006) V4 2.25:1 (.44) Gear Ratio - V6 1.86:1 (.54) Gear Ratio
    V6 (1976-1978) Hydraulic Shift