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Boating  >  Engine Parts  >  Manifolds


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OMC 4-Cylinder Manifold - port and starboard

OMC 4-Cylinder Manifold - port and starboard
 
(0)
Key Features

  • Fits most 140 hp 3.0L 181 CID

  • Direct replacement for OMC 984054

 
$529.99
$499.99
 
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Mercruiser 4-Cylinder Manifold Elbow(OEM# 76771A3)

Mercruiser 4-Cylinder Manifold Elbow(OEM# 76771A3)
 
(0)
 
$259.99
 
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OMC 4-Cylinder Manifold Elbow Gasket

OMC 4-Cylinder Manifold Elbow Gasket
 
(0)
Key Features

  • Port and starboard

  • Fits most 140 hp 3.0L 181 CID

  • Direct replacement for OMC 984054

 
$7.99
 
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OMC 4-Cylinder Manifold Elbow

OMC 4-Cylinder Manifold Elbow
 
(0)
 
$169.99
 
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Mercruiser 4-Cylinder Manifold Elbow(OEM# 55538A2)

Mercruiser 4-Cylinder Manifold Elbow(OEM# 55538A2)
 
(0)
Key Features

  • Fits port and starboard

  • Replacement for Mercruiser 99798A18 and 806867A8

 
$199.99
 
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Mercruiser 4-Cylinder Manifold Gasket

Mercruiser 4-Cylinder Manifold Gasket
 
(0)
Key Features

  • Fits most late model 2.5L 153 CID and 3.9L 181 CID

  • 5-bolt pattern with electric choke

  • Replacement for Mercruiser 99798A18 and 806867A8

 
$9.99
 
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OMC 4-Cylinder Manifold End Plate Gasket(OEM# 907761)

OMC 4-Cylinder Manifold End Plate Gasket(OEM# 907761)
 
(1)
Key Features

  • Fits port and starboard

  • Fits most 140 hp 3.0L 181 CID

  • Direct replacement for OMC 984054

 
$2.99
 
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Mercruiser 4-Cylinder Manifold Front Plate

Mercruiser 4-Cylinder Manifold Front Plate
 
(0)
Key Features

  • For replacement of Mercruiser V8 Manifold

 
$79.99
 
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OMC 4-Cylinder Manifold End Plate Gasket(OEM# 311121)

OMC 4-Cylinder Manifold End Plate Gasket(OEM# 311121)
 
(0)
Key Features

  • Port and starboard

  • Fits most 140 hp 3.0L 181 CID

  • Direct replacement for OMC 984054

 
$1.99
 
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Replacement Block-Off Plate for Mercruiser V8 Manifolds

Replacement Block-Off Plate for Mercruiser V8 Manifolds
 
(0)
Key Features

  • For Mercruiser V8 Manifold w/End Risers

  • For MerCruiser V-8 Ford 302/351 with End Risers

  • Mercruiser Part # 60207

  • Sierra part # 18-4008

 
$11.99
 
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Mercruiser Manifold for V8 Ford 302/351 w/End Riser, starboard side

Mercruiser Manifold for V8 Ford 302/351 w/End Riser, starboard ...
 
(1)
Key Features

  • Mercruiser part # 65603A4.

  • Sierra part # 18-1962-1.

 
$399.99
 
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Riser Elbow 15, 3

Riser Elbow 15°, 3" hose; Mercruiser V6 & V8 Manifolds ...
 
(0)
Key Features

  • Mercruiser Part # 9504A3

  • For replacement of Mercruiser V6 and V8 Manifolds

 
$139.99
 
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Replacement Manifold, Mercruiser V8 Manifold With End Riser, port side

Replacement Manifold, Mercruiser V8 Manifold With End Riser, port...
 
(0)
Key Features

  • Mercruiser V8 Manifolds with end riser

  • Mercruiser part #77234A2

 
$379.99
 
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Mercruiser Manifold for V8 Ford 302/351 w/End Riser, port side

Mercruiser Manifold for V8 Ford 302/351 w/End Riser, port side
 
(0)
Key Features

  • Mercruiser part # 65604A4

  • Sierra part # 18-1958

 
$399.99
 
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Mercruiser Riser Gasket

Mercruiser Riser Gasket
 
(1)
Key Features

  • For Mercruiser V6 V8 Manifolds w/Center Risers

  • Mercruiser Part # 27-41813

  • Sierra Part #18-0897

 
$5.99
 
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Mercruiser V8 Manifold Gasket Set, 18-4394

Mercruiser V8 Manifold Gasket Set, 18-4394
 
(2)
Key Features

  • For V8 Manifolds w/end risers (except 898 and 198)

  • Mercruiser V8 Manifolds w/center risers

  • >except 200, 300, 5.7

 
$29.99
 
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Replacement Riser Elbow for Mercruiser V8 and 4-Cyl. Manifolds

Replacement Riser Elbow for Mercruiser V8 and 4-Cyl. Manifolds
 
(0)
Key Features

  • For V8 Manifold w/End Risers

  • For V8 Manifold Ford 302/351 w/End Risers

  • For Mercruiser 4-Cylinder Manifolds

 
$179.99
 
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Mericruiser Gasket Set for V8 Manifold Ford 302/351 with End Riser

Mericruiser Gasket Set for V8 Manifold Ford 302/351 with End ...
 
(0)
Key Features

  • Mercruiser part # 27-54566A1

  • Sierra part # 18-4399

 
$24.99
 
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Replacement Manifold, Mercruiser V8 Manifold

Replacement Manifold, Mercruiser V8 Manifold
 
(1)
Key Features

  • For replacement of Mercruiser V8 Manifold

  • For manifolds with center riser

 
$249.99
 
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Mercruiser 2.5 Liter Upper Exhaust Hose

Mercruiser 2.5 Liter Upper Exhaust Hose
 
(1)
Key Features

  • For V8 Manifold w/End Riser

  • For 4-Cylinder Manifold

  • Sierra Part #18-2762

  • Mercruiser Part # 70981A3

 
$34.99
 
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OMC V8 Thermostat w/Gasket

OMC V8 Thermostat w/Gasket
 
(0)
Key Features

  • Direct replacement manifolds with end riser

  • For use with all models listed

 
$19.99
 
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Mercruiser Gasket for V6 Manifold w/ Center Risers

Mercruiser Gasket for V6 Manifold w/ Center Risers
 
(1)
Key Features

  • For Mercruiser V6 Manifolds w/Center Risers

  • Mercruiser Part # 27-99757

  • Sierra Part #18-2909

 
$6.99
 
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Replacement Manifold, Mercruiser V8 Manifold With End Riser, starboard side

Replacement Manifold, Mercruiser V8 Manifold With End Riser, ...
 
(0)
Key Features

  • Mercruiser V8 Manifold with end riser

  • Mercruiser part #77235A2

 
$379.99
 
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Replacement Manifold Gasket For Mercruiser. Replaces Mercruiser #27-33395.

Replacement Manifold Gasket For Mercruiser. Replaces Mercruiser #...
 
(0)
Key Features

  • For Use On Mercruiser and OMC Manifolds

  • Compatible with 140 hp engine

  • Compatible with 800 series, 5.0L and 5.7L engines

 
$14.99
 
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Mercruiser V6 Manifold With Center Riser

Mercruiser V6 Manifold With Center Riser
 
(1)
Key Features

  • 4.3 Liter

  • Center Riser

  • Fits either side of the engine

  • Mercruiser Part # 99746A8

  • Sierra Part # 18-1952

 
$229.99
 
Quick Look
OMC V8 Riser Gasket

OMC V8 Riser Gasket
 
(1)
Key Features

  • Replacement manifolds with end riser

  • For use with 800 series, 5.0L and 5.7L engines

 
$5.99
 
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Thermostat Kit With Gasket for Mercruiser, 18-3651

Thermostat Kit With Gasket for Mercruiser, 18-3651
 
(1)
Key Features

  • Mercruiser V8 Manifold

  • Mercruiser V8 Manifold Ford 302/351 w/End Risers

  • Mercruiser V6 V8 Manifolds w/Center Risers

 
$19.99
 
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Replacement OMC V8 Port Manifold

Replacement OMC V8 Port Manifold
 
(0)
Key Features

  • End riser for 800 series, 5.0L and 5.7L engines

  • OMC part # 912442

 
$229.99
 

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