Mercury Marine Catalog - Miscellaneous

• For select MerCruiser stern drive and inboard engines.
• Features three catalyst exhaust design.
• Gasket is included with the manifold.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust manifold 8M0099070 is for use on MerCruiser 496 Magnum, 8.1S EC stern drive and inboard engines, 8.2L Magnum EC and 8.2L EC inboard engines (serial number 1A350340 through 2A051742). Features the three catalyst design. Gasket included with the manifold.

• Starboard side exhaust manifold featuring single catalyst design.
• For select MerCruiser stern drive and inboard engines.
• Coated for corrosion protection on internal coolant passages and exterior finish.
• Gasket is included with the manifold.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust manifold 8M0103773 is for the starboard side only on V-8 MerCruiser stern drive and inboard engines (3.5, 350 and 377 cid, model year 2008 and newer).

• Replacement manifold is for select MerCruiser stern drive and inboard engines with dry join exhaust systems.
• Manifold is for port or starboard side of the engine.
• Gasket included with manifold.
• Cast iron manifold is coated for corrosion protection on internal coolant passages and exterior finish.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust manifold 8M0185794, (supercedes 865735A02) is for V-8 MerCruiser stern drive and inboard engines made by General Motors with dry joint exhaust systems (305, 350 and 377 cid, model year 2002 and newer). Manifold is for port or starboard side of the engine.

• Converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails.
• For select MerCruiser stern drive and inboard engines.
• Coated for corrosion protection on internal coolant passages and exterior finish.
• Gasket, drain plug, o-ring and drain elbow are included with the manifold.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust conversion kit 866178A02 converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. For use on 496 Magnum and 8.1S MerCruiser stern drive and inboard engines.

• Replacement exhaust elbow with 4" outside diameter and seven degree down angle
• Hot dipped and top coated to prevent corrosion. Recommended for use in freshwater or saltwater installations.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

• Replacement exhaust elbow with 4" outside diameter and seven degree down angle
• E-coated to prevent corrosion. Recommended for use in freshwater installations.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust elbow 807988Q03 is for use on V-6 and V-8 MerCruiser stern drive or inboard engines made by General Motors having a center rise outlet exhaust manifold (model year 2002 and older). It has a 4" outside diameter and a seven degree down angle outlet. For corrosion protection it is E-coated black for freshwater only installations.

• Replacement manifold kit includes lifting eye, gaskets, fuel line, bushings, connectors, drain plug, washers, fittings .
• For select MerCruiser stern drive and inboard engines.
• Cast iron manifold is coated for corrosion protection on internal coolant passages and exterior finish.
• Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive

Exhaust manifold kit 860235A03 is for 3.0L L and LX stern drives (model year 1990 and newer). The kit includes lifting eye, gaskets, fuel line, bushings, connectors, drain plug, washers, fittings .

Exhaust Manifold Mercruiser 866178T01

Cast iron exhaust manifolds w/o water rail, Port or Starboard
Fits: MCM/MIE 8.1L & 8.2L non‑EC engines

Supercedes: 863127T1, 863127T02

Mercruiser Oxygen Sensor 8M2003959

Mercruiser Exhaust Pipe 42422A2

Supercedes: 42422A1

Mercruiser Exhaust Pipe 807153T

Mercruiser Exhaust Pipe 807611T

Mercruiser Exhaust Pipe 863011T1

Supercedes: 863011A1

Mercruiser Exhaust Pipe 879312048

EXHAUST PIPE Mercruiser 8M0064822

Mercruiser Exhaust Pipe Assembly 8M0115149

Mercruiser Exhaust Plate Assembly 817717A7

Supercedes: 8M0084541

EXHAUST PLATE ASY Mercruiser 18260T2

Supercedes: 18260A2

EXHAUST PLATE ASY Mercruiser 842777A04

EXHAUST PLATE ASY Mercruiser 842777A19