MerCruiser 77681 470 3.7L 4cyl Cylinder Head Rocker Valve Cover 1976-1982 170hp
- Removed from a 1976-1978 MerCruiser 470
- Overall Good Condition, black paint (no sticker, has been repainted at some point)
- Valve Rocker Cover 77681>98706A1 & 71303 is likely very similar but this earlier one doesn't have the provision for the throttle bracket used on 4-BBL Models.
- Replaces the earlier MerCruiser 71303
- Oil FIller Cap 36-75336 still installed.
- For the most part it seems these parts were used from 1976-1984 on pretty much all of the 470 models.
- In 1985-1989, The valve covers had an additional stud on them for the throttle cable anchor, which this one does not have...
1976 1977 1978 1979 1980 1981 1982 1983 1984 Alpha One 470 4-cyl 165hp 170hp 180hp 190hp 3.7L 3.7LX 224CID 488 485 Sterndrive