Parts for MerCruiser 8.1L Inboard (H.O.) Exhaust Manifold (With Water Rail) , Elbow, & Riser
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 863120T 2 | MANIFOLD ASSEMBLY, Exhaust (2 required per assembly) |
863120T 2 - Exhaust Manifold [ More info ] Unavailable |
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863120T03 - Exhaust Manifold [ More info ] Unavailable |
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866178A02 - Exhaust Manifold Conversion Kit, 496 Magnum and 8.1S [ More info ] |
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#2 | 862992T 1 | RAIL, Water (1 required per assembly) |
#3 | 25-863090 | O-RING (4 required per assembly) |
#4 | 10-40088 25 | SCREW, (M6 x 25) (4 required per assembly) |
#5 | 10-40088 45 | SCREW, (M6 x 45) (2 required per assembly) |
#6 | 12-22937 | WASHER (6 required per assembly) |
#7 | 22-42861 1 | FITTING, Pipe - Brass (.750-14) (2 required per assembly) |
#8 | 27-46820 | GASKET, Exhaust Manifold to Cylinder Head (2 required per assembly) |
#9 | 10-40089 35 | SCREW, (M8 x 35) Stainless Steel (8 required per assembly) |
#10 | 10-40089 70 | SCREW, (M8 x 70) Stainless Steel (8 required per assembly) |
#11 | 12-12038 | WASHER (16 required per assembly) |
12-8M0207778 - WASHER Note: Priced Individually [ More info ] |
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#12 | 865331A01 | ELBOW, Exhaust (2 required per assembly) (STD) |
865331A01 - Exhaust Elbow [ More info ] Unavailable |
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#12 | 865332A01 | ELBOW, Exhaust (2 required per assembly) (2 In.) |
865332A01 - Exhaust Elbow [ More info ] Unavailable |
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#13 | 32-863095 | HOSE, Elbow to Manifold (4 required per assembly) |
#14 | 54-815504216 | CLAMP, Worm Gear (1.56 Diameter), Hose (8 required per assembly) |
#15 | 16-820451 1 | STUD, (M8 x 55) (3 required per assembly) |
#17 | 11-40020 30 | NUT, (M8) (8 required per assembly) |
#18 | 27-862356 | GASKET, Exhaust (4 required per assembly) (Elbow to Manifold) |
#19 | 863122 | TURBULATOR, Exhaust (2 required per assembly) |
863122 - Exhaust Turbulator [ More info ] Unavailable |
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#20 | 858535 | SENSOR ASSEMBLY, Temperature (2 required per assembly) |
858535 - Temperature Sensor [ More info ] Unavailable |
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#21 | 25-62702 1 | O-RING, (.301 x .070) (1 required per assembly) |
#22 | 30-863129 | BALL, Check (2 required per assembly) |
#23 | 863116A 1 | CONNECTOR, Water Rail (1 required per assembly) |
#24 | 10-40107 16 | SCREW, (M8 x 16) (1 required per assembly) |
#25 | 16-42463 2 | STUD, (M8 x 37.1) (1 required per assembly) |
#26 | 863124T | RISER, (6 Inch) (2 required per assembly) |
863124T - RISER-5 INCH [ More info ] Unavailable |
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866768T - Exhaust Riser [ More info ] Unavailable |
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#27 | 32-863102 | HOSE (4 required per assembly) |
#28 | 16-863121 | STUD, (M8 x 194) (8 required per assembly) |
#NS | 19-807992 3 | COVER, Hose Clamp End (8 required per assembly) |
19-807992 3 - Cover-.375 - Priced Individually [ More info ] |
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198M0074364 [ More info ] |
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198M0074364 - Cover-Clamp - Priced Individually [ More info ] |
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#29 | 861776A 2 | PLATE KIT, Exhaust Block Off (1 required per assembly) |
#30 | 10-98794 | SCREW, (.375-16 x 1.00) (4 required per assembly) |
10-98794 - Screw [ More info ] Unavailable |
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#31 | 13-41471 | LOCKWASHER, (.375) (4 required per assembly) |
#32 | 860222A 1 | RESONATOR, Exhaust (1 required per assembly) |
#33 | 22-865096 | PLUG, Composite (2 required per assembly) |
#34 | 22-864930 | FITTING, Straight (2 required per assembly) |
22-864930 - Fitting [ More info ] Unavailable |