Powerhead Gasket Set - Sierra (S18-4354)

Replaces OEM part #

• MERCURY MARINE 27-73645A87
  Contains:
  ( 1 ) 18-0912 Drive Shaft Hsg. Plate Gasket, replaces O.E.# 27-66102-1
  ( 1 ) 18-0926 Transfer Port Cover Gasket, replaces O.E.# 27-73645
  ( 1 ) 18-0133 Water Jacket Cover Gasket, replaces O.E.# 27-73665
  ( 2 ) 18-0101 Carb. Plate Gasket, replaces O.E.# 27-76952
  ( 1 ) 18-0944 Baffle to Exchange Cover Gasket, replaces O.E.# 27-85496-1
  ( 1 ) 18-0107 Exhaust Cover Gasket, replaces O.E.# 27-85498-1
  ( 1 ) 18-7421 O-Ring, replaces O.E.# 25-20415
  ( 1 ) 18-3110 Grommet, replaces O.E.# 26-38970
  ( 2 ) 18-7411 O-Ring, replaces O.E.# 25-35480
  ( 1 ) 18-2500 Exhaust Cover Gasket, replaces O.E.# 27-85493
  ( 1 ) 18-2505 Cyl Block Cover Gasket, replaces O.E.# 27-96171-1
  ( 2 ) 18-2514 Crankcase to Cyl Block Gasket, replaces O.E.# 27-53650
  ( 2 ) 18-2804 Carb. Flange Gasket, replaces O.E.# 27-73377-1
  ( 1 ) 18-2826 Water Pump Base to Gear Housing Gasket, replaces O.E.# 27-85610-1
  ( 1 ) 18-2835 Powerhead Gasket, replaces O.E.# 27-69238-1
  ( 1 ) 18-2914 Water Pump Gasket, replaces O.E.# 27-85608-1
  ( 1 ) 18-2915 Water Pump Gasket, replaces O.E.# 27-85609-1
  ( 1 ) 18-7153 O-Ring, replaces O.E.# 25-25439
  ( 1 ) 18-7157 O-Ring, replaces O.E.# 25-29976
  ( 2 ) 18-7161 O-Ring, replaces O.E.# 25-32546
  ( 1 ) 18-7162 O-Ring, replaces O.E.# 25-33145
  ( 1 ) 18-7164 O-Ring, replaces O.E.# 25-33466
  ( 2 ) 18-7167 O-Ring, replaces O.E.# 25-47254
  ( 2 ) 18-7413 O-Ring, replaces O.E.# 25-62702
  ( 1 ) 18-7808 Fuel Pump Kit, replaces O.E.# 55278A5
  ( 1 ) 18-7816 Fuel Pump Dia. Kit, replaces O.E.# 21-42990A9
  ( 1 ) 18-7426 O-Ring, replaces O.E.# 25-30271
  ( 1 ) 18-4261 Washer, replaces O.E.# 19643

  *Power Head gasket sets do not include head gaskets

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