Sierra Exhaust Manifold Elbow Riser - 18-1909-1

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Mfg 18-1909-1, iboats IB00098594, UPC 808282202859
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$272.99 $188.95

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OMC Riser, 4" outlet 7 degrees. Fits many GM and Ford center rise manifolds
Use with:
  • Manifold: 18-1986
  • Riser Gasket: 18-0943
  • Mounting Kit: 18-8507

Replaces OEM part #
  • OMC 913784
  • OMC 3857944
  • OMC 3855270
  • OMC 3850456
  • VOLVO 3857944-7
  • VOLVO 3855270-9
  • VOLVO 3850456
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