Inboard Engine Exhaust Manifolds
As tough as marine manifolds are, they can eventually fail due to the extreme heat, saltwater and corrosive gases they’re subject to. Marine Parts Source carries dozens of exhaust manifold parts so you can quickly repair your inboard engine. Shop for all the top inboard engine brands such as Volvo Penta, Crusader, Indmar and MerCruiser. Purchase OEM boat exhaust manifolds for guaranteed quality or proven aftermarket manifolds to upgrade their performance. You’ll even find LS engine manifolds for high performance applications.
Browse our full collection below or enter an exhaust manifold part number into the search bar to find the correct part for repairs and rebuilds. We provide all the information you need, including which OE parts it replaces. You can even see which warehouses the manifold is in stock at. We’ll ship from the nearest location, so it arrives fast — and most marine exhaust manifolds qualify for free shipping.
Exhaust Manifolds
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Crusader 6.0L Exhaust Manifold | Crusader Marine R028024CRU-R028024Qty In Stock: 29Brand: CrusaderOEM Crusader center rise manifold painted blue fits Crusader GM 6.0L marine engines from 2004 and newer.
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PCM Ford Small Block Exhaust Manifold | Pleasurecraft Marine R028001PCM-R028001Qty In Stock: 20Brand: Pleasurecraft MarineOriginal equipment Pleasurecraft Marine center rise exhaust manifold fits Ford 302 & 351 CID marine engines.
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Volvo OMC Exhaust Manifold | Barr OMC-1-3858850BARR-OMC-1-3858850Qty In Stock: 17Brand: Barr MarineDirect replacement OMC or Volvo water-cooled exhaust manifold. Used with 4 cylinder 3.0L Vortec engines. Learn More
8.1L Exhaust Manifold | Volvo Penta 3847640VOLVO-3847640Qty In Stock: 30Brand: Volvo PentaOriginal 3847640 Volvo Penta center rise exhaust manifold for GM 8.1L marine engines. Learn More
EXTCAT Starboard Aluminum Catalyst Exhaust Manifold | Indmar 531400HLIND-531400HLQty In Stock: 10Brand: IndmarOEM Indmar one piece exhaust manifold with catalyst exhaust element for Vortec 5.7 liter Monsoon & 6.2 liter Hammerhead marine engines.
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Crusader Starboard Big Block Exhaust Manifold | Barr CR-1-97992BARR-CR-1-97992Qty In Stock: 29Brand: Barr MarineDirect replacement starboard side log style exhaust manifold for Crusader 454 cu. in. & 502 cu. in. marine engines. Learn More
Crusader Center Rise Big Block Exhaust Manifold 7.4 & 8.2 liter | Barr CR-1-98125BARR-CR-1-98125Qty In Stock: 42Brand: Barr MarineDirect replacement aftermarket center rise exhaust manifold for Crusader 454 & 502 cubic inch displacement marine engines. Comes with one manifold to head and the manifold to riser gasket. Also includes the manifold to head mounting bolts. Learn More
Crusader Small Block GM Exhaust Manifold Kit with 3 inch Elbows | MMD Powerline BARR-CRU-SB-KIT-3MMD-BARR-CRU-SB-KIT-3Out of stockExhaust manifold kit for Crusader small block GM engines with log style exhaust manifolds and 3-inch exhaust elbows. Each kit includes (1) port side exhaust manifold, (1) starboard side exhaust manifold, (2) exhaust elbows and all gaskets and hardware needed for installation.
Learn MoreMSRP:Special Price $0.00 Regular Price $1,225.00Out of stock
Mercruiser GM V6 Exhaust Manifold | Sierra 18-1952-1SIERRA-18-1952-1Qty In Stock: 70Brand: SierraMercruiser center rise exhaust manifold used with Mercruiser 3.8 liter & 4.3 liter CID marine engines from 1985-2002.
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Mercruiser 2.5-Liter 4 Cylinder Exhaust Manifold | Barr MC-1-63122BARR-MC-1-63122Qty In Stock: 9Brand: Barr MarineCast iron combination intake & exhaust manifold fits Mercruiser 120 HP 153 CID 4 cylinder marine engines. Learn More
Mercruiser V8 Dry Joint Exhaust Manifold | Barr MC-1-865735BARR-MC-1-865735Qty In Stock: 67Brand: Barr MarineCast iron center rise exhaust manifold fits Mercruiser 5.0L, 5.7L & 6.2L marine engines with dry joint manifolds. Learn More
Exhaust Manifold Kit 7.4, 8.1 & 8.2 Liter | Crusader RK028021ACRU-RK028021AQty In Stock: 58Brand: CrusaderExhaust manifold kit for 7.4, 8.1L or 8.2L Crusader engines that includes the SAE and metric fasteners to fit all three applications.
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