OMC 915720 0915720 0984462 Cobra Water Passage Bearing Housing 400 800 1986-1993 Harmonic Balancer The gear set here is

The gear set here is MerCruiser 43-55766 / 43-55778 > 43-55778A3 (Also Equivalent to 43-55766A2 / 43-55766A3 / Sierra 18-2205)

1994 Various 50hp Force Models (and possibly others)

Compatibility MerCruiser Sterndrive Units manufactured between 1983-1990 (R / MR / Gen I)

Dipstick: 96418A1

OMC 915720 0915720 0984462 Cobra Water Passage Bearing Housing 400 800 1986-1993 Harmonic Balancer The gear set here isPart Number(s) Included OMC 0984462 911689 (Stamped) Bearing Housing Assembly Bearing may or may not need to be replaced in this, I have not removed them or looked at them too closely, so this is up to your discretion on whether or not you want to use them. OMC 0915720 915720 Water Passage Housing ALL Standard "Baby" Cobra Models 1986 1993 OMC 327656 0327656 Pinion Thrust Washer OMC 387656 0387656 Pinion Thrust Bearing Includes Shims of Various