Skip to content

Sierra 18-1909-1 Exhaust Riser OMC/Volvo Penta

Original price $201.99 - Original price $201.99
Original price
$201.99
$201.99 - $201.99
Current price $201.99

Sierra 18-1909-1 Exhaust Riser OMC/Volvo Penta

  • 4 inch Volvo Penta & OMC Exhaust Elbow
  • 7 degree down angle
  • Fits various GM and Ford center rise manifolds
  • Use with manifold 18-1986; riser gasket 18-0943; and mounting kit 18-8507
  • Replaces Volvo Penta 3855270; 3863061
  • Replaces OMC 913784; 3850456; 3855270; 3857944
  • Replaces Osco 50456
  • Replaces Sierra 18-1909

 

Fits many GM & Ford Center Rise Manifolds

This riser is used on most 1989-1998 OMC and 1994-2006 Volvo V8's and V6's with 4" riser outlet and center rise manifolds. Fits Engines: GM/Chevrolet V-8 305-350 Center Riser Manifolds.OE Replacement: OMC: 913784; 3855270; 3850456; 3857944. Volvo: 3855270-9; 3857944-7.Riser Type: 7° Down Angle; 4" O.D. Output. Aftermarket Replacement Use this chart to match other aftermarket part numbers to this part: Osco: 50456 Barr: OMC-20-913784 Sierra: 18-1909 Aqua Power: 55711 GLM: 51330. NOTE: OMC Riser; 4" outlet 7 degrees. Fits many GM & 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

Replaces:

  • OMC
    • 913784; 3855270; 3850456; 3857944;3856444
  • Volvo Penta
    • 3855270;3857944;3855270-9; 3857944-7; 3863061
  • GLM
    • 51330
  • Mallory
    • 9-40911
Contains:
  • Exhaust Elbow Gasket: 18-0943-2
Use with:
  • Manifold: 18-1986-1
  • Riser Gasket: 18-0943-1
  • Mounting Kit: 18-8507