Mercury MerCruiser 27-41811 Exhaust Manifold Blocked Gasket Osco 8503-GB

  • Sale
  • Regular price $8.99
  • 1 available


  • Exhaust Manifold Blocked Gasket
  • For use with: Center riser Mercury MerCruiser manifold, Fresh water/ closed cooling, the gasket separates antifreeze and raw water (no stainless plate required).
  • Manufacturer: Osco
  • Part Number: 8503-GB
  • Also Known As: Mercury MerCruiser 27-41811, 8503GB