Parts for 5.0L MPI Alpha / Bravo 5.0L (305 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 | 865735A02 | MANIFOLD ASSEMBLY EXHAUST EXHAUST (2 required per assembly) — Replaces: 864308T01, 865049T01 |
|
865735A02 - Exhaust Manifold, Dry Joint [ More info ] Unavailable |
||
|
18-1843 - Exhaust Manifold, Dry Joint, V8 Small Block GM [ More info ] |
||
|
MC-1-865735 -MerCruiser Center Discharge Dry Joint Exhaust Manifold V8 [ More info ] |
||
| #2 | 8M0204679 | PLUG-PIPE (4 required per assembly) — Replaces: 428611 |
| #3 | 390721 | PLUG PIPE (.125-27) BRASS (2 required per assembly) |
| #4 | 864689 | PLUG EXPANSION EXPANSION (3 required per assembly) |
|
19-864689 - Plug -expand - Priced Individually [ More info ] |
||
| #5 | 33395 | GASKET MANIFOLD (2 required per assembly) |
| #6 | 53728 | SCREW @5 (8 required per assembly) |
|
10-53728 - Screw [ More info ] Unavailable |
||
|
10-8M0214937 - SM BLOCK EXH MANI BOLT Note: Priced Individually MZ [ More info ] |
||
| #7 | 866725 | FTG-STRGT 3/4 NPT (Closed Cooling) (2 required per assembly) — Replaces: 863804 |
| #8 | 863786A1 | FITTING ASSEMBLY DRAIN (Standard Cooling) (2 required per assembly) |
| #9 | 864701 | O-RING (1.112 X .103) (1 required per assembly) — Replaces: 47632 |
| #10 | 863129 | BALL CHECK (1 required per assembly) |
| #11 | 862994T | FITTING (1 required per assembly) |
| #12 | 864850A02 | GASKET ELBOW, RESITRICTOR (Standard Cooling) (2 required per assembly) — Replaces: 864850A1 |
|
18-0722 - Riser Gasket, Restricted, Dry Joint, 27-864850A02 [ More info ] |
||
|
27-14850 - Riser Gasket, Dry Joint, Restricted, 27-864850A02 [ More info ] |
||
| #12 | 864549A02 | GASKET ELBOW, BLOCK OFF (Closed Cooling) (2 required per assembly) — Replaces: 864549A1 |
|
18-0720 - Riser Gasket, Closed, Dry Joint, 27-864549A02 [ More info ] |
||
|
27-14549 - Riser Gasket, Dry Joint, Closed, 27-864549A02 [ More info ] |
||
| #13 | 864309T02 | ELBOW ASSEMBLY EXHAUST EXHAUST (2 required per assembly) — Replaces: 864309T01 |
|
MC-20-864309 - MerCruiser Exhaust Riser Dry Joint (7 Degree) [ More info ] |
||
| #14 | 864689 | PLUG EXPANSION EXPANSION (3 required per assembly) |
| #15 | 8M0180564 | PLUG @5 (Early Models) (1 required per assembly) — Replaces: 73379 |
| #16 | 8M0204679 | PLUG-PIPE (Late Models) (2 required per assembly) — Replaces: 428611 |
| #17 | 866725 | FTG-STRGT 3/4 NPT (1 required per assembly) — Replaces: 863804 |
| #17 | 865159 | FITTING (1 required per assembly) — Replaces: 92499T |
| #18 | 43749 | SCREW (.375-16 X 5.750) EXHAUST ELBOW (8 required per assembly) |
| #19 | NA | NOT AVAILABLE BRACKET, FLUSH ATTACHMENT (1 required per assembly) |
|
NA - NOT AVAILABLE [ More info ] Unavailable |
||
| #20 | 864306A3 | RISER EXTENSION KIT 3 INCH COLD RISER (Standard Cooling) [0M614999] & Below (1 required per assembly) |
| #20 | 864929A1 | RISER EXTENSION KIT 3 INCH WARM RISER (Standard Cooling) [0M615000] & Up (1 required per assembly) |
| #20 | 864306A2 | RISER EXTENSION KIT 3 INCH COLD RISER (Closed Cooling) [0M614999] & Below (1 required per assembly) |
| #20 | 864929A2 | RISER EXTENSION KIT 3 INCH WARM RISER (Closed Cooling) [0M615000] & Up (1 required per assembly) |
|
18-1844K - Dry Joint Spacer Kit, 3 inch - Restricted Cooling Mercruiser [ More info ]
|
||
| #21 | 864850A02 | GASKET RESTRICTOR (Standard Cooling) (2 required per assembly) — Replaces: 864850A1 |
| #21 | 864549A02 | GASKET BLOCK OFF (Closed Cooling) (2 required per assembly) — Replaces: 864549A1 |
| #21 | 864547A02 | GASKET FULL FLOW (With Risers Only) (2 required per assembly) — Replaces: 864547A1 |
|
18-0721 - Riser Gasket, Open, Dry Joint, 27-864547A02 [ More info ] |
||
|
27-14547 - Riser Gasket, Dry Joint, Open, 27-864547A02 [ More info ] |
||
| #22 | 8M0204679 | PLUG-PIPE (2 required per assembly) — Replaces: 428611 |
| #23 | 864378 | SCREW (.250-20 X .375) TORX (1 required per assembly) |
| #24 | 8M2005021 | SCREW (.375 X 16 X 9) (8 required per assembly) |
| #25 | 863714T01 | BRACKET (1 required per assembly) — Replaces: 863714T |
| #26 | 34714 | WASHER (8 required per assembly) |
| #27 | 860008 | SCREW (.250-20 X .625) TORX (1 required per assembly) |
| #28 | 864908A07 | RISER KIT 6 INCH COLD RISER (Standard Cooling) [0M614999] & Below (1 required per assembly) — Replaces: 864307A3 |
|
864908A07 - Riser Kit [ More info ] Unavailable |
||
| #28 | 864908A1 | RISER EXTENSION KIT 6 INCH WARM RISER (Standard Cooling) [0M615000] & Up (1 required per assembly) |
|
864908A 1 - Riser Kit 6 Inch - Dry Joint Kit for Standard Cooling [ More info ] |
||
|
MC-20-864908A1 - Riser Spacer Kit 6 Inch - Dry Joint Std Cooling [ More info ] |
||
| #28 | 864908A06 | RISER KIT 6 INCH COLD RISER (Closed Cooling) [0M614999] & Below (1 required per assembly) — Replaces: 864307A2 |
|
864908A06 - Riser Kit [ More info ] Unavailable |
||
| #28 | 864908A2 | RISER EXTENSION KIT 6 INCH WARM RISER (Closed Cooling) [0M615000] & Up (1 required per assembly) |
| #29 | 864850A02 | GASKET RESTRICTOR (Standard Cooling) (2 required per assembly) — Replaces: 864850A1 |
| #29 | 864549A02 | GASKET BLOCK OFF (Closed Cooling) (2 required per assembly) — Replaces: 864549A1 |
| #29 | 864547A02 | GASKET FULL FLOW (With Risers Only) (2 required per assembly) — Replaces: 864547A1 |
| #30 | 8M0204679 | PLUG-PIPE (2 required per assembly) — Replaces: 428611 |
| #31 | 863715T01 | BRACKET (2 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 | 864378 | SCREW (.250-20 X .375) TORX (1 required per assembly) |
| #35 | 866725 | FTG-STRGT 3/4 NPT (2 required per assembly) — Replaces: 863804 |
| #36 | 384071 | PLUG-PIPE @5 (Early Models) (2 required per assembly) — Replaces: 37372 |
|
0384071 - Rubber Mount, Lower (384071) [ More info ] Unavailable |
||
| #36 | 12524 | PLUG (Late Models) (2 required per assembly) |
| #37 | 16604 | FITTING (1 required per assembly) |








