Shop by Brand Mercury OutboardCylinder Liner Sleeve Back Cylinder Liner Sleeve L150OB Type: OLD TYPE Viewer:1471 OEM No.: L150OB ID(MM): 75.06 mm OD(MM): 81.3 mm Height(MM): 133.96 mm For MERCURY outboard 40, 50, 60 HP You May Also Be Interested In Cylinder Liner Sleeve L150OB Cylinder Liner Sleeve L150OB Reverse Gear 6E0-45570-00-00(27T) Gasket, Cylinder Head 11141-94401-000