Parts for MerCruiser 8.1L Inboard (H.O.) Exhaust Manifold, 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 | 866178T01 | MANIFOLD ASSEMBLY, Cast-Iron Alloy, Exhaust (2 required per assembly) |
#2 | 22-12524 | PLUG, (.375-18 x .475) Brass (1 required per assembly) |
#3 | 22-865341A03 | FITTING ASSEMBLY, Drain - Stainless Steel (1 required per assembly) Port Exhaust Manifold |
#3 | 22-865828A02 | FITTING ASSEMBLY, Drain - Stainless Steel (1 required per assembly) Starboard Exhaust Manifold |
#4 | 27-46820 | GASKET, Exhaust Manifold to Cylinder Head (2 required per assembly) |
#5 | 10-40011151 | SCREW, (M8 x 35) Stainless Steel (8 required per assembly) |
#6 | 10-40011158 | SCREW, (M8 x 70) Stainless Steel (8 required per assembly) |
#7 | 865331A01 | ELBOW, Exhaust (2 required per assembly) Standard Rise |
865331A01 - Exhaust Elbow [ More info ] Unavailable |
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#7 | 865332A01 | ELBOW, Exhaust (2 required per assembly) 2 Inch Rise |
865332A01 - Exhaust Elbow [ More info ] Unavailable |
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#8 | 32-863095 | HOSE, Elbow to Manifold (4 required per assembly) |
#9 | 54-815504216 | CLAMP, Worm Gear (1.56 Diameter) (8 required per assembly) |
#10 | 16-820451 1 | STUD, (M8 x 55) (3 required per assembly) |
#11 | 10-40107 25 | SCREW, (M8 x 25) (8 required per assembly) |
#12 | 12-12038 | WASHER (8 required per assembly) |
12-8M0207778 - WASHER Note: Priced Individually [ More info ] |
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#13 | 11-40020 30 | NUT, (M8) (8 required per assembly) |
#14 | 27-862356 | GASKET, Elbow to Manifold (4 required per assembly) |
#15 | 863122 | TURBULATOR, Exhaust (2 required per assembly) |
863122 - Exhaust Turbulator [ More info ] Unavailable |
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#16 | 885342002 | SENSOR ASSEMBLY, Temperature (1 required per assembly) |
885342002 - Sensor Assembly [ More info ] Unavailable |
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#17 | 25-62702 1 | O-RING, (.301 x .070) (1 required per assembly) |
#18 | 10-40107 16 | SCREW, (M8 x 16) (1 required per assembly) |
#19 | 16-42463 2 | STUD, (M8 x 37.1) (1 required per assembly) |
#20 | 866768T | RISER, (6 Inch) (2 required per assembly) |
866768T - Exhaust Riser [ More info ] Unavailable |
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#21 | 32-863102 | HOSE (4 required per assembly) |
#22 | 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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#23 | 861776A 2 | PLATE KIT (1 required per assembly) |
#24 | 10-98794 | SCREW, (.375-16 x 1.00) (4 required per assembly) |
10-98794 - Screw [ More info ] Unavailable |
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#25 | 13-41471 | LOCKWASHER, (.375) (4 required per assembly) |
#26 | 860222A 1 | RESONATOR, Exhaust (1 required per assembly) |
#27 | 8M2000159 | ELBOW (1 required per assembly) |