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    Exhaust Manifolds and Risers

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    2.5L - 3.0L Mercruiser Style Iron Exhaust Riser Kit Replaces 12076A2

    600033
    $149.99 $199.99
    New exhaust elbow / riser. Direct Mercruiser replacement. Used in 2.5L and 3.0L late model applications from 1982-85 and 1990 and later. 4" Diameter. Two bolt pattern. Includes mounting hardware, gaskets & exhaust bellow with clamps. Replaces Mercruiser 12076, 12076A2, Sierra 18-1975-1, Mallory 9-40558, GLM 51120.

    3.0L/181ci Mercruiser Style Exhaust Manifold

    600333
    $309.31
    Iron Mercruiser Style 3.0L Exhaust Manifold for 1992 and newer applications. Will fit all 3.0L LX models. Complete with all mounting hardware. Replaces: Mercruiser 806867A 12, Osco 9798, and GLM 51214.

    4.3L V-6 Aluminum Performance Exhaust Manifold

    611444
    $349.95
    4.3 V-6 MP2K Performance Aluminum Exhaust Manifold used on Marine Power Production Engines. Ships bare metal ready for Primer and Paint. Uses Riser Part # 611000.

    4.3L/262ci - 5.7L/350ci Mercruiser Style Aluminum Exhaust Riser Replaces 44354A3, 8079141

    601307
    $99.95
    Aluminum Mercruiser style 4" riser. This riser accepts a 4" exhaust hose at a 7 degree angle. Replaces: Mercruiser 44354A3, 8079141, 807988. Fits most Mercruiser V-6 & V-8 applications.

    4.3L/262ci - 5.7L/350ci Volvo Style Exhaust Riser

    601408
    $129.60
    Volvo Penta style 4" center rise Exhaust Riser. Replacement for Volvo models: AQ & BB 200, 205, 231, 225, 260, 271, 290, 311, 500, 501, 570, 571 & 572. Replaces: Volvo 855384-4 and Sierra 18-1935-1.

    4.3L/262ci - 5.7L/350ci Volvo Style Exhaust Riser (1993 & Later)

    601484
    $141.60
    Volvo Penta style 4" center rise Exhaust Riser. 1993 and Later Applications. Replaces: Volvo 3857723.

    4.3L/262ci - 7.4L/454ci Mercruiser Style Dry Joint Exhaust Riser

    613162
    $180.00
    Dry Joint Mercruiser style 4" riser. Price includes single riser, gaskets and bolts.

    4.3L/262ci - 7.4L/454ci Mercruiser Style Exhaust Riser

    601282
    $136.80
    Mercruiser style 4" riser. This riser accepts a 4" exhaust hose at a 7 degree angle. Fits most Mercruiser V-6 & V-8 applications. Price includes single riser and bolts. Replaces: Mercruiser 44354A3, Mercruiser 8079141, and Mercruiser 807988.

    4.3L/262ci - 8.2/502ci Aluminum Performance Exhaust Riser

    611000
    $182.73
    Marine Power 4" performance exhaust riser. Fits 4.3L/262ci to 8.2L/502ci engines with Marine Power MP2K aluminum exhaust. Can be used with fresh water or raw water cooling systems. Riser comes unpainted ready for primer and paint.

    4.3L/262ci Center Rise Mercruiser Style Exhaust Manifold

    611447
    $189.60
    GM (V6) 229 & 262 cu.in. Models 185 & 205 (port and Starboard). Centerise Mercruiser Style exhaust manifold. Fits both sides of the engine. Price includes single manifold and bolts. Replaces: Mercruiser 99746A8, Mercruiser 99646A17, and Sierra 18-1952-1.

    4.3L/262ci V6 MP2K Aluminum Performance Exhaust Manifold Kit

    612449
    $1,120.00
    Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 4.3L 262cid GM V-6 Engines. Can be used with fresh water or raw water cooling systems.

    5.0L - 5.7L SBC Mercruiser Style Dry Joint Exhaust Kit

    613182
    $1,050.00
    New exhaust manifold and riser kit for MerCruiser small block marine gas engines with dry-joint style exhaust (2004 and newer, 5.0L, 5.7L, 6.2L) Does not replace older manifolds, log style manifolds, or 14 degree down-angle risers. Comes with gaskets and hardware.

    5.0L/305ci - 5.7L/350ci Aluminum Performance Exhaust Kit (Fresh & Raw Water)

    612562
    $1,095.00
    Kit includes parts to configured for both Raw and Fresh Water Cooling Systems. Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 5.0L/305ci and 5.7L/350ci engines. Includes: (2) Manifolds, (2) Risers, Riser to Manifold Gaskets and hardware. Exhaust comes unpainted ready for primer and paint.

    5.0L/305ci - 5.7L/350ci Aluminum Performance Exhaust Manifold

    611555
    $253.55
    Marine Power high performance semi-tuned aluminum exhaust manifold. Fits 5.0L/305ci and 5.7L/350ci engines. Can be used with fresh water or raw water cooling systems. Manifold comes unpainted ready for primer and paint.

    5.0L/305ci - 5.7L/350ci Dry Joint Exhaust Manifold Replaces 865735A02

    613148
    $249.95
    Dry joint Mercruiser style iron center-rise exhaust manifold. Fits GM small block (V8) 305-350 cubic inch.

    5.0L/305ci - 5.7L/350ci Mercruiser Style Iron Exhaust Manifold

    0994-100
    $193.60
    Mercruiser style iron center-rise exhaust manifold. Fits GM small block (V8) 305-350 cubic inch. Mercruiser models 200,228,230,260 and 898. Replaces: Mercruiser 860246A10, Mercruiser 87114A19, and Sierra 18-1953-2.

    5.0L/305ci - 5.7L/350ci Volvo Style Exhaust Manifold (Pre-1993)

    613504
    $216.00
    For GM Small Blocks 5.0L/305ci to 5.7L/350ci. Fits Volvo Models: AQ & BB 200, 205, 211, 231, 225, 260, 271, 290, 311, 500, 501, 570, 571 & 572. Volvo part number 835804-6.

    5.0L/305ci - 5.7L/350ci Volvo Style Exhaust Manifold Sierra 18-1986-1 (1993 - Current)

    613605
    $204.00
    Fits GM Small Block 5.0L/305ci to 5.7L/350ci. Used on both Port and Starboard sides. Replaces OMC & Volvo 3857723, 3847501, 3857579, 3852374-2, 3852374, and GLM 51430.

    6.0L - 6.2L LS3 & LSA High Performance CMI Exhaust Manifold (Starboard Side)

    611894S
    $2,100.00
    CMI Performance Stainless Steel Marine Exhaust Manifold. This is the Starboard Side Manifold. Fits GM 6.0L / 6.2L LS3 and LSA Engines.

    6.0L - 6.2L LS3 & LSA High Performance CMI Exhaust Manifold (Port Side)

    611894P
    $2,100.00
    CMI Performance Stainless Steel Marine Exhaust Manifold. This is the Port Side Manifold. Fits GM 6.0L / 6.2L LS3 and LSA Engines

    6.0L - 6.2L LS3 & LSA Performance Aluminum Exhaust Kit

    612663
    $1,495.00
    Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 6.0L, 6.2L (LS3 and LSA) GM LS engines. Exhaust comes unpainted ready for primer and paint. Image shown with painted system. Includes: (2) Manifolds, (2) Risers, Riser to Manifold Gaskets and hardware.

    6.0L - 6.2L LSA & LS3 Aluminum High Performance Exhaust Manifold

    611666
    $471.98
    Marine Power high performance semi-tuned aluminum exhaust manifold. Fits GM 6.0L / 6.2L LS3 and LSA. Can be used with fresh water or raw water cooling systems.

    7.4L/454 - 8.2L/502 Big Block Chevy Aluminum Exhaust Manifold

    611888
    $549.90
    MP2K Aluminum Performance Exhaust Manifold Used on our Production Engines. Shipped bare metal ready for primer and paint. Uses Riser PN# 611000.

    7.4L/454 - 8.2L/502ci Big Block Mercruiser Style Manifold & Riser Kit Replaces 89011A8

    Z991104
    $699.00
    Mercruiser style exhaust manifold and riser kit. Fits GM big block (V8) 454-502 cubic inch. Replaces: Mercruiser 89011A8 and Mercruiser B-44354A3.

    7.4L/454ci - 8.2L/502ci Big Block Mercuiser Style Exhaust Manifold

    613352
    $240.00
    Mercruiser style exhaust manifold. Fits GM big block (V8) 454-502 cubic inch. Replaces: Mercruiser MC-1-89011.

    7.4L/454ci - 8.2L/502ci MP2K Big Block Chevrolet Performance Aluminum Exhaust Manifold Kit

    612881
    $1,499.85
    Marine Power high performance semi-tuned aluminum exhaust manifold and riser kit. Fits 7.4L / 454cid - 8.2L / 502 CID Big Block Chevy Engines . Can be used with fresh water or raw water cooling systems.

    GM Small Block LS Hi-Tec Exhaust Manifolds

    611687
    $2,500.00
    Set of Port and Starboard Exhaust Manifolds for the GM Small Block LS Engines. Mfg.- Hi-Tec. Chrome finish.

    MCM GM V-6 Exhaust Manifold Sierra International 18-1952-1 Replaces 99746A17

    18-1952
    $293.32
    Supplied with mounting package. Port & Starboard. Fits MCM GM V-6 (229 & 262 cid) engines (1985-2002). Interchangeable with the following: Barr MC-1-99746, GLM 51220, Mallory 9-40505, Mercruiser 99746A8, 99746A17, 99746A3, Osco 9745.

    MCM/MIE GM V-8 Exhaust Manifold Sierra International 18-1953-2 Replaces 87114A19

    18-1953
    $209.00 $231.16
    Supplied with mounting package. Port & Starboard. Fits MCM/MIE GM V-8 (305, 350 & 377 cid) engines (1983-2002). Replaces: Mercruiser 87114A19, 86024A10, 860246A15, Marine Power 0994-100 Will fit either side - Fits most Mercruiser (GM) small blocks with center riser.

    MP2K Catalyst Exhaust Riser Port Side

    611043
    $411.98
    Catalyst Exhaust Riser Port side. Used on All Catalyst equipped Marine Power Engines. Shipped bare Aluminum ready for paint and primer.

    MP2K Catalyst Exhaust Riser Starboard Side

    611055
    $411.98
    Catalyst Exhaust Riser Starboard side. Used on All Catalyst equipped Marine Power Engines. Shipped bare Aluminum ready for paint and primer.

    Universal Ford Small Block V8 Center Riser Manifold Replaces 18-1998

    4-1998
    $279.99
    Universal Center Riser Manifold for Ford small block 302-351 C.I.D. V8 engines. Replaces Sierra 18-1998.

    3.0L/181ci GM Intake and Exhaust Combo Gasket Replaces 27-53354

    283008
    $9.80
    For GM 3.0L / 181ci 14 Engines. Replaces: MerCruiser 27-53354 and OMC 908079.

    5.0L/305ci - 5.7L/350ci GM Small Block Exhaust Manifold Gasket

    287765
    $6.75
    This is an official GM Small Block Exhaust Manifold Gasket. Sold each. Fits all small block Chevy (GM) 283, 305, 327, & 350 CID, 5.0 and 5.7L engines.

    7.4L - 8.2L GM Big Block Exhaust Manifold Gasket

    287770
    $7.25
    Big Block Exhaust Manifold Gasket. Sold each. Fits MCM/MIE GM V-8 (454, 482, 496, 502 & 540 cid) engines. Replacement for Mercury Marine/Mercruiser 27-46820.

    GM LS Engine Exhaust Manifold Gasket 12617944

    12617944
    $20.80
    Stainless gasket. Authentic GM part. Part number: 12617944.

    3.0L/181ci Round Aluminum Riser Gasket

    283022
    $30.98

    4.3L/262ci - 7.4L/454ci MP2K Riser Gasket (Old style)

    282917
    $2.95
    O-ring used on Marine Power MP2K Raw Water Riser.

    4.3L/262ci - 8.2L/502ci Mercruiser Style Exhaust Riser Block Off Plate Gasket

    283678
    $4.51
    Mercruiser Style Exhaust Riser Block Off Plate. Replaces: Mercruiser 27-860231, Mercruiser 27-863725, Sierra 18-0672, and Pro Marine 69725.

    5.7L/350ci Volvo Style Exhaust Block Off Plate Gasket (1991 and Earlier)

    283705
    $9.84
    Gasket Block Off Plate 5.7L Pre 1991 Volvo Style Exhaust.

    5.7L/350ci Volvo Style Exhaust Riser Block Off Plate Gasket (1991 and Later)

    283363
    $9.11
    Riser Block Off Gasket. Replaces: Barr 01-0105, Sierra 18-0476, and Pro Marine 36820.

    5.7L/350ci Volvo Style Exhaust Riser Gasket (1991 and Earlier)

    283301
    $11.73
    Riser gasket used on Pre-1991 Volvo applications.

    Mercruiser Style Fresh Water Cooled Riser Gasket Replaces 8637251

    283135
    $6.22
    Exhaust Elbow Gasket (Fresh Water Cooled System). Replaces: Mercruiser 27-860231 and 8637251.

    Mercruiser Style Raw Water Riser Gasket

    283109
    $5.80
    Mercruiser Style Exhaust Gasket (Raw Water System).

    MP2K Aluminum Catalyst Exhaust Riser Gasket (Post 2011)

    283147
    $25.95
    Marine Power aluminum exhaust riser gasket used on Marine Power catalyst exhaust systems post 2011.

    3.0L/181ci Manifold End Plate

    612108
    $12.18
    Manifold end plate for 3.0L/181ci Mercruiser style exhaust. This end plate does not have a hose barb. See part # 612110 when purchasing a pair of end plates.

    3.0L/181ci Manifold End Plate With Barb

    612110
    $12.18
    Manifold end plate for 3.0L/181ci Mercruiser style manifold (See Part Number 600333).

    4.3L/262ci - 8.2/502ci Aluminum Performance Exhaust Riser Spacer

    612045
    $347.98
    Marine Power MP2K Aluminum Performance Exhaust 3 inch riser spacer.

    Mercruiser 3" Exhaust Manifold Spacer Replaces 933220A12

    612011
    $220.00
    3" Exhaust Manifold Spacer for Mercruiser center-rise exhaust manifolds. Replaces: Mercruiser 933220A12, Mercruiser 93322, Sierra 18-1908, and Marine Power 612011.

    Mercruiser 6" Exhaust Manifold Spacer Replaces 93322A12

    612022
    $75.00
    6" Exhaust Manifold Spacer for Mercruiser center-rise exhaust manifolds. Replaces: Mercruiser 93322A12, Mercruiser 93322, Marine Power 612022, and Sierra 18-1985.

    Brass Drain Elbow Assembly Replaces 22-806926A-1

    246896
    $13.50
    Brass Drain Elbow Assembly used on Mercruiser V6 and V8 Marine Engines. 3/4" x 1". Replaces: Mercruiser 22-806926A-1.

    Sealing Tube Fitting (Catalyst Exhaust System) 1/4"

    247561
    $7.18
    Sealing Tube fitting for Marine Power catalyst exhaust systems. Sealing tube 247561 has 1/4" pass through.

    Sealing Tube Fitting (Catalyst Exhaust System) 3/4"

    247569
    $12.50
    Sealing Tube fitting for Marine Power catalyst exhaust systems. Sealing tube 247561 has 1/4" pass through.

    Sealing Tube Fitting No Hole (Catalyst Exhaust System)

    247571
    $12.50
    Sealing Tube fitting for Marine Power catalyst exhaust systems. Sealing tube 247561 has 1/4" pass through.

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