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GLM Products
GLM GM 305/350 MerCruiser Center Riser Exhaust Manifold #51230
$25.89
$30.90
GLM Products 51230 ManifoldsGLM Products replacement exhaust manifold assembly is made with quality materials for optimal performance and reliability. Fits Mercruiser V8 small block. Refer to manufacturer recommendations for proper fit/installation information.
Made from quality materials
Fits Mercruiser components
Replacement exhaust manifold assembly
Refer to manufacturer recommendations for proper installation/fit information
Designed for use in marine environments
Normalized SKU: 51230UPC Code: 754739512302
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GLM Products
GLM MerCruiser Volvo GM 262/305/350 Exhaust Manifold Kit #51410
$236.27
$300.08
GLM Products 51410 ManifoldsThis product replaces:754739514108Normalized SKU: 51410UPC Code: 754739514108
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GLM Products
GLM OMC 79-89 GM 5.7 L Top Rear Riser Port Exhaust Manifold #51420
$199.06
$252.82
GLM Products 51420 Manifolds
OMC port side exhaust manifold for the 800 SERIES - GM 305/350 CID, V8 S.B. (1979-88) models.OEM: 912442Sierra: 18-1903Normalized SKU: 51420
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Barr
Barr V-6 Dry Joint Exhaust Manifold #MC-1-864612
$408.11
$509.37
Barr MC-1-864612 Manifolds
Barr Mercruiser exhaust manifold
Fits Mercruiser 4.3L engines with center rise dry joint exhaust manifolds
Interchangeable between the port and starboard side
Includes restrictor style riser gasket (864850A02)
Heavy-duty cast iron
Painted black
Replaces Mallory 9-40509
Replaces Mercury 864612T01
Normalized SKU: MC1864612
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Barr
Barr Exhaust Manifold #MC-1-865735
$536.04
$669.05
Barr MC-1-865735 Manifolds
Barr Mercruiser exhaust manifold
Fits Mercruiser GM V8 5.0L, 5.7L, and 6.2L engines with center rise dry joint exhaust manifolds
Interchangable between port and starboard side
Includes manifold to head gasket, MC47-27-864850 one hole restricted riser gasket, plugs, and manifold to head bolts
Heavy duty cast iron
Painted black
Replaces Mallory 9-40508
Directly replaces Mercruiser 865735A02, 865049T01, and 864308T01
Normalized SKU: MC1865735
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Sierra
Sierra Manifold #18-1956-3
$620.80
$774.84
Sierra 18-1956-3 Manifolds
1-Piece design
Use with: Riser Kit 18-1975-1; Mounting Gasket 18-1204-1
Barr: MC 1 99798GLM: 51210Marine Power: 600333Mercruiser Stern Drive: 860235A04, 99798A16, 99798A3, 99798A9Osco: 9798
Normalized SKU: 1819563UPC Code: 808282371463
Mercury Marine
Mercury Marine Exhaust Manifold #860246Q11
$365.99
Mercury Marine 860246Q11 ManifoldsMercury Marine Exhaust Manifold #860246Q11Normalized SKU: 860246Q11UPC Code: 745061598003
Mercury Marine
Mercury Marine Manifold #866178A02
$925.49
Mercury Marine 866178A02 ManifoldsMercury Marine Manifold #866178A02Normalized SKU: 866178A02UPC Code: 745061832336
Mercury Marine
Mercury Marine Exhaust Manifold 496 #866178T01
$813.99
Mercury Marine 866178T01 ManifoldsMercury Marine Exhaust Manifold 496 #866178T01Normalized SKU: 866178T01UPC Code: 745061702431
Mercury Marine
Mercury Marine Manifold Kit #99746A17
$412.99
Mercury Marine 99746A17 ManifoldsMercury Marine Manifold Kit #99746A17Normalized SKU: 99746A17UPC Code: 745061227576
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Mercury Marine
Mercury Marine Exhaust Manifold 6.2L #865735A02
$491.79
$613.82
Mercury Marine 865735A02 ManifoldsMercury Marine Exhaust Manifold 6.2L #865735A02Normalized SKU: 865735A02UPC Code: 745061638082
Mercury Marine
Mercury Marine V6 Dry Joint Exhaust Manifold #864612T01
$495.99
Mercury Marine 864612T01 Manifolds
OEM Mercury Marine V6 dry joint exhaust manifold engineered for 4.3L GM engines 2022-up in MerCruiser Alpha and Bravo sterndrive configurations. The dry joint design isolates water transfer to the external riser, protecting cylinders from coolant intrusion during gasket failure. Cast iron construction with a corrosion-resistant coating on internal passages and exterior surfaces ensures durability in saltwater environments. Meets Mercury Marine OEM specifications for optimal performance and reliability. Compatible with carbureted and MPI fuel systems (0M615000 and later). Port or starboard mounting available.
Normalized SKU: 864612T01UPC Code: 745061577015
Mercury Marine
Mercury Marine Exhaust Manifold #860235A03
$577.49
Mercury Marine 860235A03 ManifoldsMercury Marine Exhaust Manifold #860235A03Normalized SKU: 860235A03UPC Code: 745061615410
Mercury Marine
Mercury Marine Manifold Kit #860246A15
$428.49
Mercury Marine 860246A15 ManifoldsMercury Marine Manifold Kit #860246A15Normalized SKU: 860246A15UPC Code: 745061447059
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Sierra
Sierra Manifold V6 Dry Joint Exhaust #18-1842
$407.71
$508.87
Sierra 18-1842 Manifolds
Features:
Essentially eliminates the possibility of water to enter the cylinders if there is a gasket failure
Water is transferred from the manifold to the riser externally
Can be used with the OE riser
Additional Details:
Fits: GM V6 (262cid) engines 2002 and newer
Use With:
18-0720: Riser Gasket (Closed)18-0721: Riser Gasket (Open)18-0722: Riser Gasket (Restricted)
Sierra Manifold V6 Dry Joint Exhaust #18-1842Normalized SKU: 181842UPC Code: 808282373962
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Sierra
Sierra Exhaust Manifold #18-1957-2
$319.14
$405.33
Sierra 18-1957-2 Manifolds
Features:
Will fit either Port or Starboard
Ideally suited for freshwater applications
Use With:
18-0418: Exhaust Manifold Mounting Gasket
18-8532: Exhaust Manifold Mounting Kit
18-0672: Exhaust Elbow Gasket
18-0897: Exhaust Elbow Gasket
18-1908: Manifold Riser Spacer
18-1970-2: Riser Elbow
18-1974-1: Elbow
18-1976-2: Manifold Elbow
18-1985: Manifold Spacer
18-2849-1: Exhaust Elbow Gasket
18-8554: Exhaust Elbow Mounting Kit
18-8555: Exhaust Elbow Mounting Kit
Normalized SKU: 1819572UPC Code: 808282371357
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Sierra
Sierra Exhaust Manifold #18-1930-2
$352.54
$440.02
Sierra 18-1930-2 Manifolds
Details:
Supplied with: Mounting Package
Fits: Volvo AQ120B, AQ125A, AQ140A, AQ145A/B, AQ131A/B/C/D, AQ151A/B/C, BB140A, BB145A
Use With:
18-2991-1: Exhaust Manifold Gasket
18-8539: Exhaust Manifold Mounting Kit
Sierra Exhaust Manifold #18-1930-2Normalized SKU: 1819302UPC Code: 808282348847
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Sierra
Sierra Manifold #5506-3
$218.65
$277.70
Sierra 5506-3 ManifoldsSierra Manifold #5506-3Normalized SKU: 55063UPC Code: 808282359706
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Sierra
Sierra Exhaust Elbow Dry Joint #18-1845
$460.65
$574.94
Sierra 18-1845 ManifoldsSierra Exhaust Elbow Dry Joint #18-1845Normalized SKU: 181845UPC Code: 808282359430
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Sierra
Sierra Exhaust Manifold Dry Joint #18-1843
$460.57
$574.84
Sierra 18-1843 ManifoldsSierra Exhaust Manifold Dry Joint #18-1843Normalized SKU: 181843UPC Code: 808282359423
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