Boat Marine Bow Rail Fitting Rectangular Base Hardware 4" Vintage 90ºdeg 7/8" 25hp 42260A6 is generally the part

42260A6 is generally the part number indicated for online parts manuals

Works on / compatible with most MerCruiser Exhaust System 1/4" NPT Brass

This would have been found on MerCruiser 3

Oil Resovoir Cover Assembly: 54244A 1

Boat Marine Bow Rail Fitting Rectangular Base Hardware 4" Vintage 90ºdeg 7/8" 25hp 42260A6 is generally the partItem Details 90 Degree Aluminium About 4" Fits 7 8" OD Tube Tubing (this is for the standard and most common size bow rail) Set of 4 You will receive this set or one that is in the same or better condition. This one uses set screws included for installation Please inspect pictures closely for condition. These are used and may have some pitting. If we are out or you need more then we have listed please ask we probably have more of these. Possible