Mercury MerCruiser 73813 73813A1 73813F1 54870 48045 Exhaust Manifold Block Off Plate Sierra 18-1990

  • Sale
  • Regular price $19.95
  • 5 available


  • Mercury MerCruiser Exhaust Manifold Block Off Plate
  • For use with: 
    • 165 ENGINE - 165 GM 250 I/L6 1970-1978
    • 165 ENGINE - 165 GM 250 I/L6 1979-1981
    • 370/400/440/460 CYCLONE TRS ENGINE - 400 TRS GM 454 V-8 1980-1986
    • 370/400/440/460 CYCLONE TRS ENGINE - 460 TRS GM 482 V-8 1983-1986
    • 370/400/440/460 CYCLONE TRS ENGINE - 370 TRS GM 454 V-8 1978-1985
    • 370/400/440/460 CYCLONE TRS ENGINE - 440 TRS GM 454 V-8 1983-1986
    • 3.0L ALPHA ONE - 3.0L GM 181 I/L4
    • 3.0L/LX ALPHA ONE - 3.0LX GM 181 I/L4 1996-1997
    • 3.0L/LX ALPHA ONE - 3.0LX GM 181 I/L4 1990-1995
    • 3.0L/LX ALPHA ONE - 3.0L GM 181 I/L4 1 1998
    • ACCESSORIES MERCRUISER VOLUME I - Fuel/Oil Tanks, Lines, Filter Kits and Corrosion
    • ACCESSORIES MERCRUISER VOLUME I - Exhaust / Cooling Systems and Extension Kits
    • ACCESSORIES MERCRUISER VOLUME I - Power Steering/Tiller Handles/ Shift Kits
    • MERCRUISER SEC H FRESH WATER COOLING - Exhaust / Cooling Systems and Extension Kits
    • 228 ENGINE (G.M.) - 228 (4 BBL.) GM 305 V-8 1979-1982
    • 228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1977-1978
    • 228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1979-1980
    • 140 ENGINE - 140 GM 181 I/L4 1979-1982
    • 140 ENGINE - 140 GM 181 I/L4 1972-1978
    • 898 (STERN DRIVE) 198 (INBOARD) ENGINE - 198 MIE (2 BBL.) GM 305 V-8 1977
    • 470 ENGINE - 470 (2 BBL.) MERCURY 224 I/L4 1980-1982
    • 260 ENGINE (G.M.) - 260 (4 BBL.) GM 350 V-8 1978-1982
  • Manufacturer: Sierra
  • Part Number: 18-1990
  • Also Known As: Mercury MerCruiser 73813, 73813A1, 73813F1, 54870, 48045