Found on Mark 20H & Mark 55H
This is a set (but missing one from the set) for a Selectrim Assembly System to go from Trim Tilt Pump to Cylinders
20HP (1969 - 1973) & 25HP (1969 - 1977) (PIN DRIVE)
pictures will give you best idea of paint condition
910179 / 0910179 > 985880 / 0985880 > 986292 / 0986292 > 987716 / 0987716 > 914009 > 914082 > 915941 > Volvo Penta 3850360
Mercury Kiekhaefer Outboard Mark 30 Saddle Dyna Float Mount Covers 25155 25154 Wiring Harness Found on Mark 20H &This is Off a Mercury Mark 30E 2 4 cylinder Turbo Four (serial # 1086691) Item Condition: Good Working Condition Part Numbers inclued Dyna Float Upper Cover (Small) 25155 Dyna Float Lower Cover (large) 25154 Snap rings Other Related Models: Mark 30, Mark 30 1, Mark 30 2, Mark 30 3, Mark 30E, Mark 30E 1 Mark 30 2, Mark 30, Mark 30H 950250 and below, 984920 thru 102598, 1031987 thru 1163545, 1163546 and upars Years: 1956, 1957, 1958 30hp Please ask if