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Propeller 3 Blades 15.5D 13P Right Rotation
Propeller 3 Blades 15.5D 13P Right Rotation
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Sterndrive Gear Ratios

Alpha ONE

Horsepower
Engine
Year
Ratio
120 thru 140 4 cyl. One drive 1971 thru 79 1.94 / 20-24
170 thru 190 4 cyl. One drive 1971 thru 79 1.81 / 17-19
165 6 cylinder 1971 thru 79 1.62 / 24-24
188 thru 260 V-8 1971 thru 79 1.47 / 20-22
120 thru 140 4 cyl. One drive 1980 thru 84 1.94 / 20-24
170 thru 190 4 cyl. One drive 1980 thru 84 1.81 / 17-19
165 6 cylinder 1980 thru 84 1.62 / 24-24
188 thru 260 V-8 1980 thru 84 1.47 / 20-22
120 & 140 4 cylinder 1985 thru 89 1.94 / 20-24
120 & 140 4 cylinder 1985 thru 89 1.94 / 20-24
170 thru 190 4 cylinder 1985 thru 89 1.81 / 17-19
170 thru 190 4 cylinder 1985 thru 89 1.81 / 17-19
198 V-8 1985 thru 89 1.62 / 24-24
198 V-8 1985 thru 89 1.62 / 24-24
198 thru 260 V-8 1985 thru 89 1.47 / 20-22
198 thru 260 V-8 1985 thru 89 1.47 / 20-22

 

Alpha One Gen II
 

Horsepower
Engine
Year
Ratio
120 & 140 4 cylinder 1991 thru present 1.93 / 20-24
175 & 4.3 V-6 1991 thru present 1.81 / 17-19
198 V-8 1991 thru present 1.62 / 24-24
198 thru 260

 

 


 1991 thru present 1.47 / 20-22

 

1986

Model/hp
Displacement
Drive Unit
Gear Ratio
120
2.50 L
Alpha One
1.94
140
3.0 L
Alpha One
1.94
170
3.7 L
Alpha One
1.81
185
4.3 L
Alpha One
1.81
190
3.7 L
Alpha One
1.81
200
5.0 L
Alpha One
1.62
205
4.3 L
Alpha One
1.81
230
5.0 L
Alpha One
1.47
260
5.7 L
Alpha One
1.47
350 Magnum
5.7 L
Alpha One
1.47
454 Magnum
7.4 L
Alpha One
1.47

1987

Model/hp
Displacement
Drive Unit
Gear Ratio
2.5L/120
2.50 L
Alpha One
1.94
3.0L/140
3.0 L
Alpha One
1.94
165
3.7 L
Alpha One
1.81
175
4.3 L
Alpha One
1.81
180
3.7 L
Alpha One
1.81
200
5.0 L
Alpha One
1.62
205
4.3 L
Alpha One
1.81
230
5.0 L
Alpha One
1.47
260
5.7 L
Alpha One
1.47
350 Magnum
5.7 L
Alpha One
1.47
454 Magnum
7.4 L
Alpha One
1.47

1988-1989

Model/hp
Displacement
Drive Unit
Gear Ratio
2.5L/120
2.50 L
Alpha One
1.94
3.0L/140
3.0 L
Alpha One
1.94
3.7L/165
3.7 L
Alpha One
1.81
4.3L/175
4.3 L
Alpha One
1.81
3.7LX/180
3.7 L
Alpha One
1.81
5.0L/200
5.0 L
Alpha One
1.62
4.3LX/205
4.3 L
Alpha One
1.81
5.0LX/230
5.0 L
Alpha One
1.47
5.7/260
5.7 L
Alpha One
1.47
350 Magnum/270
5.7 L
Alpha One
1.47
454 Magnum/365
7.4 L
Alpha One
1.47

1990

Model/hp
Displacement
Drive Unit
Gear Ratio
3.0L/115
3.0 LL
Alpha One
1.94
3.0LX/135
3.0 L
Alpha One
1.94
4.3L/155
4.3 L
Alpha One
1.81
4.3LX/175
4.3 L
Alpha One
1.81
5.0L/180
5.0 L
Alpha One
1.62
5.0LX/205
5.0 L
Alpha One
1.47
5.7LX/230
5.7 L
Alpha One
1.47
350 Magnum/240
5.7 L
Alpha One
1.47

1991

Model/hp
Displacement
Drive Unit
Gear Ratio
3.0L/115
3.0 LL
Alpha One Gen II
1.94
3.0LX/135
3.0 L
Alpha One Gen II
1.94
4.3L/155
4.3 L
Alpha One Gen II
1.81
4.3LX/175
4.3 L
Alpha One Gen II
1.81
5.0L/180
5.0 L
Alpha One Gen II
1.62
5.0LX/205
5.0 L
Alpha One Gen II
1.47
5.7LX/230
5.7 L
Alpha One Gen II
1.47
350 Magnum/240
5.7 L
Alpha One Gen II
1.47

1992

Model/hp
Displacement
Drive Unit
Gear Ratio
3.0L/115
3.0 LL
Alpha One Gen II
1.94
3.0LX/135
3.0 L
Alpha One Gen II
1.94
4.3L/155
4.3 L
Alpha One Gen II
1.81
4.3LX/175
4.3 L
Alpha One Gen II
1.81
5.0L/180
5.0 L
Alpha One Gen II
1.62
5.0LX/205
5.0 L
Alpha One Gen II
1.47
5.7LX/230
5.7 L
Alpha One Gen II
1.47
350 Magnum/240
5.7 L
Alpha One Gen II
1.47

1993

Model/hp
Displacement
Drive Unit
Gear Ratio
3.0L/115
3.0 LL
Alpha One Gen II
1.94
3.0LX/135
3.0 L
Alpha One Gen II
1.94
4.3L/160
4.3 L
Alpha One Gen II
1.81
4.3LX/180
4.3 L
Alpha One Gen II
1.81
5.0L/190
5.0 L
Alpha One Gen II
1.62
5.0LX/205
5.0 L
Alpha One Gen II
1.47
5.7LX/235
5.7 L
Alpha One Gen II
1.47
350 Magnum/250
5.7 L
Alpha One Gen II
1.47

1994

Model/hp
Displacement
Drive Unit
Gear Ratio
3.0L/115
3.0 LL
Alpha One Gen II
1.94
3.0LX/135
3.0 L
Alpha One Gen II
1.94
4.3L/160
4.3 L
Alpha One Gen II
1.81
4.3LX/180
4.3 L
Alpha One Gen II
1.81
5.0L/190
5.0 L
Alpha One Gen II
1.62
5.0LX/205
5.0 L
Alpha One Gen II
1.47
5.7LX/235
5.7 L
Alpha One Gen II
1.47
350 Magnum/250
5.7 L
Alpha One Gen II
1.47

 
 

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267A St-Jean-Baptiste
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