OBR New OBR / OMC 1978-1985 Hydro/Full Mechanical Stringer (800 Series) Lower Gearcase Assembly This listing is for a New OBR OMC Stringer Hydro-Mechanical Gearcase, which will fit 3.8-5.7L 170-260 HP models from 1978 to 1980. This unit requires a late model thrust washer (OEM# 126870)...
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