Mercruiser 4 Cyl, 3.7L Heat Exchanger End Cap OEM Gasket 

Size 4" 

Part #27-99960

Replaces: 27-65128
Sierra 18-0389


THIS ALWAYS SHIPS OUT NEXT BUSINESS DAY. MOST DAYS WE CAN GET IT OUT THE SAME DAY.

 THIS SHIPS OUT USPS WITH A TRACKING NUMBER. THE TRACKING NUMBER WILL SHOW UP IN YOUR EBAY BOUGHT ITEMS, JUST CLICK ON IT TO TRACK. 

WE HAVE THE BEST/FASTEST SHIPPING AND BUY IN CONFIDENCE AS WE HAVE A 100% FEEDBACK RATING. 

THANKS FOR LOOKING/BUYING