Free Shipping On Orders Over $49

Sierra Powerhead Base Gasket For Mercury Marine Engine, Sierra Part #18-0139

Item # 751112
Please make sure all selections are complete and a valid quantity is entered and try again.

Ships within 5 - 6 business days


  • Sierra Part #18-0139

  • Powerhead base gasket

  • For Mercury Marine engine

Product Summary 

Sierra powerhead base gasket for OMC engine. Sierra Part #18-0139.

OEM Part Number: