MerCruiser Chevy GM 3.8L V6 185hp 229 Rocker Valve Cover 42758 42757 1983 1984 Wiring Harness just check the stamped "IBM"

just check the stamped "IBM" number

MIE 340HP) - NOT SUITABLE FOR SBC (305 / 350) APPLICATIONS THAT ALSO HAVE THE 87110 CASTING AS THE HOLES ARE DRILLED IN THE WRONG POSITION

Mounting Bracket Port & Starboard Found on 888 models Serial number 0000000-3245667 (54463 > 61413)

Normal Wear & scratches in paint

micro-pitting on the chrome

MerCruiser Chevy GM 3.8L V6 185hp 229 Rocker Valve Cover 42758 42757 1983 1984 Wiring Harness just check the stamped "IBM"Item Details Used from 1983 1984 on MerCruiser Alpha One 3. 8L V6 185hp 4bbl 229CID engine applications Includes Support Brackets as pictured. One of the Grommets that hold the vent hose connector to the valve covers is missing (25 52188) Original Paint MerCruiser Part Numbers are 42758 (right) & 42757 (left) Yours should look just like this. (please inspect yours closely to make sure it's the same, or If you need any dimensions or other information