Mercury-Mercruiser 761-6786M PISTON (STD 66.98 MM)
761-6786M PISTON (STD 66.98 MM) has been superceded to a new part number.
The newest part number is 8375M -click here- to see the newest superceded part
Please note the new superceded part is a functional replacement and may look differant from the original part
Manufacturer part number: