Mercruiser Outdrive Parts Drawings *How to Videos

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What Mercruiser outdrive do you have?

Help with identifying what Mercruiser, Alpha or Bravo outdrive is on your boat? Stern drive pictures showing year and measurements
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  • Identify your upper gearcase by the easy to spot top cap and part dimensions.

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Type of outdrive size and years

Mercruiser upper gearcase with eye hook
Mercruiser upper gearcase with eye hook

Square 4-1/2 x 4-1/2 inches 1972 to 1983
( Large eye hook built into the top cap )

Mercruiser parts help with tech drawings click here
Years 1972 - 1983 upper-lower gear-case index page

Alpha One 1984-1992
Alpha One 1984-1992

Square 4-1/2 x 4-1/2 inch cap years 1984 to 1992

Mercruiser Alpha 1 parts upper gear-case drawing outdrive parts main index page for upper and lower gear-case technical breakdown drawings

generation 2
generation 2

Rectangular 4-1/2 x 6-1/2 inch cap

Alpha One Generation 2 outdrive years 1992 and up main index page for upper and lower gear case tech drawings

MerCruiser Bravo drive
(picture)

1986 - up MerCruiser Bravo 1-2 parts website index page.

Contact our service tech for advice troubleshooting
your upper gear-case or Mercruiser lower unit (416) 751-7326

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