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Parts for MerCruiser 8.1L Inboard (Base) Exhaust Manifold, Elbow & Riser

#1 863127T 1 MANIFOLD ASSEMBLY, Exhaust (2 required per assembly)
M FOLD ASSY-EXH   O - Replaced by -863127T02
 

This part has been superseded.

863127T 1 - M FOLD ASSY-EXH O [ More info ]
Unavailable
Replaced by -863127T02
MANIFOLD-EXHAUST  O - Replaced by -866178T01
 

This part has been superseded.

863127T02 - MANIFOLD-EXHAUST O [ More info ]
Unavailable
Replaced by -866178T01
MANIFOLD ASSEMBLY Cast- 866178T01
866178T01

About Mercury Marine

OEM Part

866178T01 - Exhaust Manifold [ More info ]

Add to shopping cart $676.00
In stock Explain stock levels

#1 866178T01 MANIFOLD ASSEMBLY, Cast-Iron Alloy, Exhaust (2 required per assembly)
#2 22-866163 PLUG, (.75-14) (1 required per assembly) (Use with Aluminum Manifold)
PLUG (.75-14) 22-866163
 

About Mercury Marine

OEM Part

22-866163 - Fitting - Plug [ More info ]

Add to shopping cart $2.50
10+ in stock. Explain stock levels

#2 22-866164 Fitting, Reducer(.75-14 x .125-27) (1 required per assembly) (Use with Aluminum Manifold)
Fitting Reducer(.75-14 22-866164
 

About Mercury Marine

OEM Part

22-866164 - Fitting [ More info ]

Add to shopping cart $19.67 $9.75
10+ in stock. Explain stock levels

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

About Mercury Marine

OEM Part

22-12524 - Plug [ More info ]

Add to shopping cart $3.70
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

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

Add to shopping cart $59.00 $50.53
2 in stock. Explain stock levels

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

About Mercury Marine

OEM Part

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

Add to shopping cart $56.40 $48.29
In stock Explain stock levels

#4 27-46820 GASKET, Exhaust Manifold to Cylinder Head (2 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-46820
27-46820

About Mercury Marine

OEM Part

27-46820 - Gasket - Priced Individually Long [ More info ]

Add to shopping cart $20.20 $17.30
9 in stock. Explain stock levels

Gasket
18-0418

About Sierra Marine

OEM Match

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

Add to shopping cart $14.49 $11.74
10+ in stock. Explain stock levels

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

About Mercury Marine

OEM Part

10-40011151 - Screw [ More info ]

Add to shopping cart $3.40
4 in stock. Explain stock levels

#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 $6.60
Available to order: Usually ships within 8 days. Explain stock levels

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

This part has been superseded.

865331A01 - ELBOW-EXHAUST O [ More info ]
Unavailable
Replaced by -865331A02
ELBOW 865331A02
865331A02

About Mercury Marine

OEM Part

865331A02 - Exhaust Elbow [ More info ]

Add to shopping cart $779.17
In stock Explain stock levels

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

This part has been superseded.

865332A01 - ELBOW-EXHAUST O [ More info ]
Unavailable
Replaced by -865332A02
ELBOW Black 865332A02
865332A02

About Mercury Marine

OEM Part

865332A02 - Exhaust Elbow [ More info ]

Add to shopping cart $693.33
In stock Explain stock levels

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

About Mercury Marine

OEM Part

32-863095 - Molded Hose [ More info ]

Add to shopping cart $34.30 $29.37
Available to order: Usually ships within 8 days. Explain stock levels

#9 54-815504216 CLAMP, Worm Gear (1.56 Diameter), Hose (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 $13.10
Available to order: Usually ships within 8 days. Explain stock levels

#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 $6.40
Available to order: Usually ships within 8 days. Explain stock levels

#11 16-42463 2 STUD, (M8 x 37.1) (9 required per assembly) SN# 0W393387 & Below
STUD (M8 x 37.1) 16-42463  2
 

About Mercury Marine

OEM Part

16-42463 2 - Stud [ More info ]

Add to shopping cart $11.60
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

12-12038 - Washer [ More info ]

Add to shopping cart $1.60
5 in stock. Explain stock levels

#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 [ More info ]

Add to shopping cart $5.50
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

27-862356 - Gasket [ More info ]

Add to shopping cart $9.00
Available to order: Usually ships within 8 days. Explain stock levels

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

This part has been superseded.

863122 - TURBULATOR O [ More info ]
Unavailable
Replaced by -8M2000433
GASKET Turbulator 8M2000433
8M2000433

About Mercury Marine

OEM Part

8M2000433 - Gasket [ More info ]

Add to shopping cart $56.59
2 in stock. Explain stock levels

#16 885342001 SENSOR ASSEMBLY, Temperature (1 required per assembly)
SENSOR ASSY-TEMP  O - Replaced by -885342002
885342001

This part has been superseded.

885342001 - SENSOR ASSY-TEMP O [ More info ]
Unavailable
Replaced by -885342002
SENSOR ASSEMBLY 885342002
885342002

About Mercury Marine

OEM Part

885342002 - Sensor Assembly [ More info ]

Add to shopping cart $32.66
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

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

Add to shopping cart $1.20
Available to order: Usually ships within 8 days. Explain stock levels

#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 $3.00
Available to order: Usually ships within 8 days. Explain stock levels

#20 863124T RISER, (6 Inch) (2 required per assembly)
RISER-5 INCH      O - Replaced by -866768T
 

This part has been superseded.

863124T - RISER-5 INCH O [ More info ]
Unavailable
Replaced by -866768T
8M0124066 866768T
866768T

About Mercury Marine

OEM Part

866768T - Exhaust Riser [ More info ]

Add to shopping cart $429.58
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

32-863102 - Molded Hose [ More info ]

Add to shopping cart $22.33
Available to order: Usually ships within 8 days. Explain stock levels

#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 $9.70
Available to order: Usually ships within 8 days. Explain stock levels

#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 $0.53
10+ in stock. Explain stock levels

COVER-CLAMP @20   O - Replaced by 19-8M0074364
 

This part has been superseded.

19-8M6500037 - COVER-CLAMP @20 O [ More info ]
Unavailable
Replaced by 19-8M0074364
CAP 19-8M0074364
 

About Mercury Marine

OEM Part

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

Add to shopping cart $2.20
Available to order: Usually ships within 8 days. Explain stock levels

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

About Mercury Marine

OEM Part

861776A 2 - Exhaust Plate Kit [ More info ]

Add to shopping cart $68.66
5 in stock. Explain stock levels

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

About Mercury Marine

OEM Part

10-98794 - Screw [ More info ]

Add to shopping cart $3.20
8 in stock. Explain stock levels

Screw, Upper Drive Cap
18-3231

About Sierra Marine

OEM Match

18-3231 - Bolt, 10-98794 [ More info ]

Add to shopping cart $2.99 $2.41
4 in stock. Explain stock levels

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

About Mercury Marine

OEM Part

13-41471 - LockWasher [ More info ]

Add to shopping cart $1.40
1 in stock. Explain stock levels

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

About Mercury Marine

OEM Part

860222A 1 - Resonator- Exhaust [ More info ]

Add to shopping cart $50.42
7 in stock. Explain stock levels

#27 10-40107 25 SCREW, (M8 x 25) (8 required per assembly) SN# 0W393388 & Up
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 $4.20
Available to order: Usually ships within 8 days. Explain stock levels