Mercury-Mercruiser 27-66358 GASKET, CYLINDER BLOCK COVER
27-66358 GASKET, CYLINDER BLOCK COVER has been superceded to a new part number.
The newest part number is 41382 -click here- to see the newest superceded part
Please note the new superceded part is a functional replacement and may look differant from the original part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: