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Parts for MerCruiser 8.1L Inboard (H.O.) Exhaust Manifold, Elbow & Riser

#1 866178T01 MANIFOLD ASSEMBLY, Cast-Iron Alloy, Exhaust (2 required per assembly)
MANIFOLD-EXHAUST 866178T01
866178T01

About Mercury Marine

OEM Part

866178T01 - Exhaust Manifold [ More info ]

Add to shopping cart $774.49
In Stock

#2 22-12524 PLUG, (.375-18 x .475) Brass (1 required per assembly)
PLUG (.375-18 x .475) B 22-12524
22-12524

About Mercury Marine

OEM Part

22-12524 - Plug [ More info ]

Add to shopping cart $4.90
Available to Order: Usually ships within 10 days.

#3 22-865341A03 FITTING ASSEMBLY, Drain - Stainless Steel (1 required per assembly) Port Exhaust Manifold
FITTNG-DRAIN ASSY 22-865341A03
22-865341A03

About Mercury Marine

OEM Part

22-865341A03 - Fitting- Drain Assembly [ More info ]

Add to shopping cart $68.33
In Stock

#3 22-865828A02 FITTING ASSEMBLY, Drain - Stainless Steel (1 required per assembly) Starboard Exhaust Manifold
FITTNG-DRAIN ASSY 22-865828A02
22-865828A02

About Mercury Marine

OEM Part

22-865828A02 - Fitting- Drain Assembly [ More info ]

Add to shopping cart $64.42
In Stock

#4 27-46820 GASKET, Exhaust Manifold to Cylinder Head (2 required per assembly)
GASKET 27-46820
27-46820

About Mercury Marine

OEM Part

27-46820 - Exhaust Manifold Gasket [ More info ]

Add to shopping cart $23.33
6 In Stock.

GASKET
18-0418

About Sierra Marine

OEM Match

18-0418 - Manifold Gasket Big Bk Chevy [ More info ]

Add to shopping cart $20.99 $19.62
10+ In Stock.

#5 10-40011151 SCREW, (M8 x 35) Stainless Steel (8 required per assembly)
SCREW 10-40011151
10-40011151

About Mercury Marine

OEM Part

10-40011151 - Screw [ More info ]

Add to shopping cart $6.60
3 In Stock.

#6 10-40011158 SCREW, (M8 x 70) Stainless Steel (8 required per assembly)
SCREW (M8 x 70) Stainle 10-40011158
10-40011158

About Mercury Marine

OEM Part

10-40011158 - Screw [ More info ]

Add to shopping cart $8.60
1 In Stock.

#7 865331A01 ELBOW, Exhaust (2 required per assembly) Standard Rise
865331A01 - ELBOW              - Replaced by -865331A02
865331A01

865331A01 - Exhaust Elbow [ More info ]
Unavailable
ELBOW-EXHAUST 865331A02
865331A02

About Mercury Marine

OEM Part

865331A02 - Exhaust Elbow [ More info ]

Add to shopping cart $898.93
In Stock

#7 865332A01 ELBOW, Exhaust (2 required per assembly) 2 Inch Rise
865332A01 - ELBOW              - Replaced by -865332A02
865332A01

865332A01 - Exhaust Elbow [ More info ]
Unavailable
ELBOW-EXHAUST 865332A02
865332A02

About Mercury Marine

OEM Part

865332A02 - Exhaust Elbow [ More info ]

Add to shopping cart $1,450.79
In Stock

#8 32-863095 HOSE, Elbow to Manifold (4 required per assembly)
HOSE-MOLDED 32-863095
 

About Mercury Marine

OEM Part

32-863095 - Molded Hose [ More info ]

Add to shopping cart $38.50
In Stock

#9 54-815504216 CLAMP, Worm Gear (1.56 Diameter) (8 required per assembly)
CLAMP Worm Gear (1.56 D 54-815504216
54-815504216

About Mercury Marine

OEM Part

54-815504216 - Clamp [ More info ]

Add to shopping cart $18.00 $4.95
4 In Stock.

#10 16-820451 1 STUD, (M8 x 55) (3 required per assembly)
STUD (M8 x 55) 16-820451  1
 

About Mercury Marine

OEM Part

16-820451 1 - Stud [ More info ]

Add to shopping cart $8.50
7 In Stock.

#11 10-40107 25 SCREW, (M8 x 25) (8 required per assembly)
SCREW (M8 x 25) 10-40107 25
10-40107 25

About Mercury Marine

OEM Part

10-40107 25 - Screw [ More info ]

Add to shopping cart $5.60
Available to Order: Usually ships within 10 days.

#12 12-12038 WASHER (8 required per assembly)
128M0207778 12-12038
 

About Mercury Marine

OEM Part

12-12038 - Washer [ More info ]

Add to shopping cart $2.30
5 In Stock.

WASHER 12-8M0207778
 

About Mercury Marine

OEM Part

12-8M0207778 - WASHER Note: Priced Individually [ More info ]

Add to shopping cart $9.70
Available to Order: Usually ships within 10 days.

#13 11-40020 30 NUT, (M8) (8 required per assembly)
NUT (M8) 11-40020 30
11-40020 30

About Mercury Marine

OEM Part

11-40020 30 - Nut, (M8) [ More info ]

Add to shopping cart $7.30
8 In Stock.

#14 27-862356 GASKET, Elbow to Manifold (4 required per assembly)
GASKET 27-862356
27-862356

About Mercury Marine

OEM Part

27-862356 - Elbow To Manifold Gasket [ More info ]

Add to shopping cart $13.10
10 In Stock.

#15 863122 TURBULATOR, Exhaust (2 required per assembly)
863122 - TURBULATOR         - Replaced by -8M2000433
 

863122 - Exhaust Turbulator [ More info ]
Unavailable
TURBULATOR ASSY 8M2000433
8M2000433

About Mercury Marine

OEM Part

8M2000433 - Turbulator Exhaust Gasket [ More info ]

Add to shopping cart $83.25
1 In Stock.

#16 885342002 SENSOR ASSEMBLY, Temperature (1 required per assembly)
885342002 - SENSOR ASSEMBLY    - Replaced by -8M0148668
885342002

885342002 - Sensor Assembly [ More info ]
Unavailable
SENSOR-TEMP 8M0148668
8M0148668

About Mercury Marine

OEM Part

8M0148668 - Temperature Sensor [ More info ]

Add to shopping cart $46.51
1 In Stock.

#17 25-62702 1 O-RING, (.301 x .070) (1 required per assembly)
O-RING 25-62702  1
25-62702  1

About Mercury Marine

OEM Part

25-62702 1 - O-Ring [ More info ]

Add to shopping cart $1.60
10+ In Stock.

#18 10-40107 16 SCREW, (M8 x 16) (1 required per assembly)
SCREW (M8 x 16) 10-40107 16
10-40107 16

About Mercury Marine

OEM Part

10-40107 16 - Screw [ More info ]

Add to shopping cart $4.30
Available to Order: Usually ships within 10 days.

#19 16-42463 2 STUD, (M8 x 37.1) (1 required per assembly)
STUD (M8 x 37.1) 16-42463  2
 

About Mercury Marine

OEM Part

16-42463 2 - Stud [ More info ]

Add to shopping cart $15.90
Available to Order: Usually ships within 10 days.

#20 866768T RISER, (6 Inch) (2 required per assembly)
866768T - RISER (6 Inch)     - Replaced by -8M0124066
866768T

866768T - Exhaust Riser [ More info ]
Unavailable
RISER 8M0124066
 

About Mercury Marine

OEM Part

8M0124066 - Riser-6 Inch [ More info ]

Add to shopping cart $551.36
Available to Order: Usually ships within 10 days.

#21 32-863102 HOSE (4 required per assembly)
HOSE-MOLDED 32-863102
32-863102

About Mercury Marine

OEM Part

32-863102 - Molded Hose [ More info ]

Add to shopping cart $30.42 $25.86
1 In Stock.

#22 16-863121 STUD, (M8 x 194) (8 required per assembly)
STUD (M8 x 194) 16-863121
 

About Mercury Marine

OEM Part

16-863121 - Stud [ More info ]

Add to shopping cart $13.50
Available to Order: Usually ships within 10 days.

#NS 19-807992 3 COVER, Hose Clamp End (8 required per assembly)
198M6500037 19-807992  3
 

About Mercury Marine

OEM Part

19-807992 3 - Cover-.375 - Priced Individually [ More info ]

Add to shopping cart $0.58
4 In Stock.

198M0074364 19-8M6500037
 

About Mercury Marine

OEM Part

198M0074364 [ More info ]

Add to shopping cart $0.50
10+ In Stock.

COVER-CLAMP 19-8M0074364
 

About Mercury Marine

OEM Part

198M0074364 - Cover-Clamp - Priced Individually [ More info ]

Add to shopping cart $3.20 $2.72
10+ In Stock.

#23 861776A 2 PLATE KIT (1 required per assembly)
PLATE KIT-EXHAUST 861776A 2
861776A 2

About Mercury Marine

OEM Part

861776A 2 - Exhaust Plate Kit [ More info ]

Add to shopping cart $114.85
3 In Stock.

#24 10-98794 SCREW, (.375-16 x 1.00) (4 required per assembly)
10-98794 - SCREW (.375-16 x   - Replaced by -8M0113180
10-98794

10-98794 - Screw [ More info ]
Unavailable
SCREW 10-8M0113180
10-8M0113180

About Mercury Marine

OEM Part

10-8M0113180 - MTG Screw AL/BRAV TOP Cover ZZ [ More info ]

Add to shopping cart $4.90
Available to Order: Usually ships within 10 days.

#25 13-41471 LOCKWASHER, (.375) (4 required per assembly)
LOCKWASHER 13-41471
 

About Mercury Marine

OEM Part

13-41471 - LockWasher [ More info ]

Add to shopping cart $2.20
4 In Stock.

#26 860222A 1 RESONATOR, Exhaust (1 required per assembly)
RESONATOR-EXHAUST 860222A 1
860222A 1

About Mercury Marine

OEM Part

860222A 1 - Resonator- Exhaust [ More info ]

Add to shopping cart $71.85
5 In Stock.

#27 8M2000159 ELBOW (1 required per assembly)
ELBOW 8M2000159
8M2000159

About Mercury Marine

OEM Part

8M2000159 - Elbow [ More info ]

Add to shopping cart $19.10 $16.24
2 In Stock.


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