- New gear-case empty upper housing for years 1984 to 1990 replaces OEM housing (does not replace Generation 2).
Also compatible with all Mercruiser MC-1 (1970 to 1982) and R/MR models
- Manufactured by GLM Marine aftermarket parts,
- Alpha 1 upper gear case exploded view drawing Click here
- *Internal parts and components are not included with housing
- Exploded view Mercruiser drawings
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