Parts for 350 Mag MPI Alpha / Bravo 5.7L (350 Cu In) V8 GM MerCruiser Engines - Gas Exhaust Manifold & Elbow
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #- | 861246A05 | GASKET SET ENGINE OVERHAUL (1 required per assembly) — Replaces: 861246A98 |
| #1 | 860246A15 | OEM SMALL V8 EXHAUST MANIFOLD (HOT DIPPED) (2 required per assembly) — Replaces: 860246A10 |
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860246A15 - Exhuast Manifold, MerCruiser V8 Port or Starboard [ More info ] |
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18-1953-2 - Mercruiser Exhaust Manifold, Small Block Port or Starboard [ More info ] |
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MC-1-87114 - MerCruiser Center Discharge Exhaust Manifold for V8 Engine [ More info ] |
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| #2 | 8M0204679 | PLUG-PIPE (8 required per assembly) — Replaces: 428611 |
| #3 | 384071 | PLUG-PIPE @5 (2 required per assembly) — Replaces: 37372 |
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0384071 - Rubber Mount, Lower (384071) [ More info ] Unavailable |
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| #4 | 33395 | GASKET @2 (2 required per assembly) |
| #5 | 53728 | SCREW @5 (8 required per assembly) |
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10-53728 - Screw [ More info ] Unavailable |
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10-8M0214937 - SM BLOCK EXH MANI BOLT Note: Priced Individually MZ [ More info ] |
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| #6 | 863724 | GASKET ELBOW (Standard Cooling) (2 required per assembly) |
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27-00524 - Exhaust Riser Restrictor Gasket with Bleed, 27-863724 [ More info ]
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MC-20-99208 - MerCruiser Stainless Restrictor Plate, w/ Bleed [ More info ] |
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| #6 | 863726 | GASKET ELBOW (Closed Cooling) (2 required per assembly) |
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18-2849-1 - Exhaust Elbow Gasket MP#283109 [ More info ]
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27-00385 - Gasket [ More info ]
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MC47-27-87105 - MerCruiser Exhaust Elbow Gasket [ More info ] |
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| #7 | 863786A1 | FITTING ASSEMBLY DRAIN (2 required per assembly) |
| #8 | 864701 | O-RING (1.112 X .103) (1 required per assembly) — Replaces: 47632 |
| #9 | 863129 | BALL (1 required per assembly) |
| #10 | 862994T | FITTING (1 required per assembly) — Replaces: 862994 |
| #11 | 807988A03 | OEM MERCRUISER 807988A03 4 INCH EXHAUST RISER (HOT DIPPED) (2 required per assembly) — Replaces: 807988A2 |
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18-1976-2 - Elbow - 4 inch, V6-V8, 44354A3, 807914A1 [ More info ] |
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| #12 | 8M0204679 | PLUG-PIPE (2 required per assembly) — Replaces: 428611 |
| #13 | 8M0180564 | PLUG @5 (1 required per assembly) — Replaces: 73379 |
| #14 | 866725 | FTG-STRGT 3/4 NPT (1 required per assembly) — Replaces: 863804 |
| #15 | 43749 | SCREW (8 required per assembly) |
| #16 | 93320A15 | RISER KIT-3 INCH (1 required per assembly) — Replaces: 93320A10 |
| #17 | 866725 | FITTING STRAIGHT (.750-14) (2 required per assembly) — Replaces: 863804 |
| #18 | 328022 | PLUG PIPE (.125-27) BRASS (2 required per assembly) |
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22-32802 2 - Brass Pipe Plug, Priced Individually [ More info ] |
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| #19 | 863724 | GASKET RESTRICTOR (2 required per assembly) |
| #20 | 863726 | GASKET (2 required per assembly) |
| #21 | 8M0022137 | STUD (.375-24 X 9.56) (8 required per assembly) — Replaces: 11375 |
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16-8M0022137 - Stud [ More info ] Unavailable |
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| #21 | 8M0022138 | STUD (2 required per assembly) — Replaces: 11376 |
| #22 | 863714T01 | BRACKET (1 required per assembly) — Replaces: 863714T |
| #23 | 805979 | NUT (.375-24) FLANGE (6 required per assembly) |
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11-805979 - Nut, (.375-24) [ More info ] Unavailable |
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11-8M0214946 - NUT [ More info ] Unavailable |
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| #24 | 864378 | SCREW (.250-20 X .375) TORX (1 required per assembly) |
| #25 | 860008 | SCREW (.250-20 X .625) TORX (3 required per assembly) |
| #26 | 93322A10 | RISER KIT-6 IN (1 required per assembly) |
| #27 | 866725 | FITTING STRAIGHT (.750-14) (2 required per assembly) — Replaces: 863804 |
| #28 | 863724 | GASKET RESTRICTOR (2 required per assembly) |
| #29 | 863726 | GASKET (2 required per assembly) |
| #30 | 863715T01 | BRACKET (1 required per assembly) — Replaces: 863715T |
| #31 | 818598T | BRACKET SHIFT PLATE MOUNTING (1 required per assembly) |
| #32 | 865982005 | SCREW (.375-16 X 1.00) (8 required per assembly) — Replaces: 12244 |
| #33 | 860008 | SCREW (.250-20 X .625) TORX (6 required per assembly) |
| #34 | 28667 | SCREW (.250-20 X 1.00) STAINLESS STEEL (3 required per assembly) |
| #35 | 92152T | SPACER (3 required per assembly) — Replaces: 92152 |
| #36 | 8267138 | NUT (.25-20) (3 required per assembly) |








