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Parts for MerCruiser 8.1L Inboard (Base) Exhaust Manifold (Without Water Rail) , 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This part has been superseded.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This part has been superseded.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

#2 22-42861 1 FITTING, Pipe - Brass (.750-14) (2 required per assembly)
FITTING Pipe - Brass (. 22-42861  1
22-42861  1

About Mercury Marine

OEM Part

22-42861 1 - Pipe Plug [ More info ]

Add to shopping cart $7.50
10 in stock. Explain stock levels

#3 22-864183 FITTING, Port Exhaust Manifold (1 required per assembly)
22865341A03 22-864183
 

About Mercury Marine

OEM Part

22-864183 - Ord 22-865341A03, NLA [ More info ]

Add to shopping cart $41.00
3 in stock. Explain stock levels

#3 22-864184 FITTING, Starboard Exhaust Manifold (1 required per assembly)
FITTING 22-864184
 

About Mercury Marine

OEM Part

22-864184 - Fitting [ More info ]

Add to shopping cart $36.75
Available to order: Usually ships within 8 days. 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 10-40089 35 SCREW, (M8 x 35) Stainless Steel (8 required per assembly)
SCREW (M8 x 35) Stainle 10-40089 35
10-40089 35

About Mercury Marine

OEM Part

10-40089 35 - Screw [ More info ]

Add to shopping cart $2.50
Available to order: Usually ships within 8 days. Explain stock levels

#6 10-40089 70 SCREW, (M8 x 70) Stainless Steel (8 required per assembly)
SCREW (M8 x 70) Stainle 10-40089 70
10-40089 70

About Mercury Marine

OEM Part

10-40089 70 - Screw [ More info ]

Add to shopping cart $4.30
8 in stock. Explain stock levels

#7 12-12038 WASHER (16 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

#8 865331A01 ELBOW, Exhaust (2 required per assembly) (STD)
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

#8 865332A01 ELBOW, Exhaust (2 required per assembly) (2 In.)
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

#9 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

#10 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

#11 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

#12 16-42463 2 STUD, (M8 x 37.1) (9 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 $11.60
Available to order: Usually ships within 8 days. Explain stock levels

#14 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

#15 27-862356 GASKET, Elbow to Manifold, Exhaust (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

#16 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

#17 858535 SENSOR ASSEMBLY, Temperature (2 required per assembly)
SENSOR ASSY-TEMP  O - Replaced by -889575
 

This part has been superseded.

858535 - SENSOR ASSY-TEMP O [ More info ]
Unavailable
Replaced by -889575
SENSOR ASSEMBLY 889575
889575

About Mercury Marine

OEM Part

889575 - Temperature Sensor Assembly [ More info ]

Add to shopping cart $42.67
2 in stock. Explain stock levels

#18 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

#19 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

#21 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

#22 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

#23 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

#24 861776A 2 PLATE KIT, Exhaust Block Off (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

#25 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

#26 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

#27 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

#28 30-863129 BALL, Check (2 required per assembly)
BALL 30-863129
30-863129

About Mercury Marine

OEM Part

30-863129 - Ball - Check [ More info ]

Add to shopping cart $2.00
2 in stock. Explain stock levels

#29 864182 CONNECTOR (2 required per assembly)
864182T 864182
 

About Mercury Marine

OEM Part

864182 - Connector [ More info ]

Add to shopping cart $21.19
4 in stock. Explain stock levels

CONNECTOR 864182T
 

About Mercury Marine

OEM Part

864182T - Connector [ More info ]

Add to shopping cart $41.34
Available to order: Usually ships within 8 days. Explain stock levels