New upper drive for Mercruiser Alpha One Gen I from 1969 to 1990. Includes a one year warranty. Fits Alpha I drives with serial numbers 0D494569 and below.
Note: Older “R” style 4 & 6 cylinder units require that you reuse your input shaft.
Read more about our new and remanufactured sterndrives.
Gear Ratio Chart:
- 1.98 – 120 (I4), 130 (I4)
- 1.84 – 165 (I4), 175 (V6), 180 (I4), 205 (V8)
- 1.65 – 200 (V8)
- 1.50 – 230 (V8), 260 (V8), 270 (V8)
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