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4 Cylinder Exhaust Manifold to Head Gasket | Sierra 18-2912-1

4 Cylinder Exhaust Manifold to Head Gasket | Sierra 18-2912-1

Sierra

  • $14.20
    Unit price per 
  • Save $4.79

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4 Cylinder Exhaust Manifold to Head Gasket | Sierra 18-2912-1

Combination intake & exhaust manifold gasket fits various early model GM 3.0L 4 cylinder marine engines.

  • Exhaust manifold gasket
  • For Mercruiser and OMC GM 3.0L 181 cu. in. marine engines
  • Fits Mercruiser 140 model engines
  • Will not work with all 3.0L engines - refer to engine model and serial for correct gasket
  • Intake ports have two square ports and two ports with the corners blocked
  • Exhaust ports are all square
  • Replaces Mercury 27-53354
  • Replaces OMC 908079
  • Replaces Mallory 9-61417
  • Replaces Sierra 18-1203, 18-2912

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