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With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications....
With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications. Sierra Marine makes specialty marine oil, marine starters, tools, manifolds, and marine ignition sensors—all designed to ensure you enjoy your time on the water. Keep your boat ship-shape with parts from Sierra Marine. Order now at Summit Racing.
With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications. Sierra Marine makes specialty marine oil, marine starters, tools, manifolds, and marine ignition sensors—all designed to ensure you enjoy your time on the water. Keep your boat ship-shape with parts from Sierra Marine. Order now at Summit Racing.
Showing In Stock Items. Show All 242 Items.
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Small Block, Each
Part Number: RRA-18-1953-2
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Small Block, Barr CHV-1-83 Center Riser, Each
Part Number: RRA-18-1997-1
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Big Block, Each
Part Number: RRA-18-1957-2
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Marine Exhaust Manifolds, Cast Iron, Black, Ford, Small Block Windsor, Barr FM-1-83 Center Riser, Each
Part Number: RRA-18-1998-1
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Small Block, Dry Joint Applications Only, Each
Part Number: RRA-18-1843
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Gasket, Marine, Exhaust Manifold, OEM Style Replacement, Mercruiser Stern Drive, Volvo Penta, Each
Part Number: RRA-18-2949-9
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Manifold
Part Number: RRA-18-1966-1
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Gaskets, Manifold, Intake, Stock Replacement, Mercruiser Stern Drive, Volvo Penta, Pair
Part Number: RRA-18-0488
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Exhaust Gasket, Manifold, Marine, 7.4L, Set
Part Number: RRA-18-4348
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, V6, Each
Part Number: RRA-18-1952-1
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Intake Manifold Gaskets, OEM, Stock Port, Mercury Marine, Mercruiser, V6, Set
Part Number: RRA-18-0487
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Gaskets, Manifold, Intake, Stock Replacement, Mercruiser Stern Drive, Pair
Part Number: RRA-18-0403
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Gasket, Exhaust Manifold End Cap, Mercruiser Stern Drive, Pair
Part Number: RRA-18-2832-1-9
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Manifold Riser Spacer
Part Number: RRA-18-1908
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Gasket, Marine, Exhaust Manifold, OEM Style Replacement, Mercruiser Stern Drive, OMC Inboard, OMC Stern Drive, Volvo Penta, Each
Part Number: RRA-18-0418
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Gaskets, Manifold, Intake, Stock Replacement, Mercruiser Stern Drive, OMC Stern Drive, and Volvo Penta, Pair
Part Number: RRA-18-0868
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Mounting Kit, Exhaust Manifold, Hardware, Gasket, For One Manifold, Mercruiser GM, Kit
Part Number: RRA-18-8533
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
Mounting Kit, Exhaust Manifold, Hardware, Gasket, For One Manifold, Volvo Penta, Kit
Part Number: RRA-18-8511
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Mounting Kit, Exhaust Manifold, Hardware, Gasket, For One Manifold, Mopar, Small Block LA, Kit
Part Number: RRA-18-8526
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Small Block, 1979-89 End Riser Models Only, Starboard Side, Each
Part Number: RRA-18-1902
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Marine Exhaust Manifolds, Cast Iron, Black, Chevy, Small Block, 1979-89 End Riser Models Only, Port Side, Each
Part Number: RRA-18-1903
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Manifold
Part Number: RRA-18-1956-3
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Exhaust Manifold Gasket Set
Part Number: RRA-18-0604
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Gaskets, Manifold, Intake, Stock Replacement, Mercruiser Stern Drive, OMC Stern Drive, Volvo Penta, Pair
Part Number: RRA-18-1238
Not Yet Reviewed
Estimated Ship Date: Monday 12/1/2025
Estimated Ship Date: Monday 12/1/2025
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