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Parts for MerCruiser 370 TRS GM 454 V-8 1985-1987 Exhaust Manifold & Exhaust Elbow (Exhaust Elbow 4" O.d.)

#1 89011A 8 EXHAUST MANIFOLD ASSEMBLY (2 required per assembly)
89011A 8 - MANIFOLD ASSEMBLY  - Replaced by -807078A 2
 

89011A 8 - Manifold [ More info ]
Unavailable
807078A 2 - MANIFOLD ASSEMBLY  - Replaced by -807078A 4
 

807078A 2 - Manifold [ More info ]
Unavailable
807078A 4 - MANIFOLD KIT-EXH   - Replaced by -807078A 6
807078A 4

807078A 4 - Manifold Kit-EXH [ More info ]
Unavailable
807078A 6 - MANIFOLD ASSEMBLY  - Replaced by -807078T09
807078A 6

807078A 6 - Exhaust Manifold [ More info ]
Unavailable
807078T09 - MANIFOLD ASSY-EXH  - Replaced by -807078T10
 

807078T09 - Exhaust Manifold [ More info ]
Unavailable
MANIFOLD ASY-EXHA 807078T10
807078T10

About Mercury Marine

OEM Part

807078T10 - Exhaust Manifold Assembly [ More info ]

Add to shopping cart $540.86
In Stock

MANIFOLD
18-1957-2

About Sierra Marine

OEM Match

18-1957-2 - Manifold, 89011A8 [ More info ]

Add to shopping cart $346.99 $314.00
2 In Stock.

MERC MANI,454 (46#) MC-1-89011
MC-1-89011

About Barr Marine by EDM

OEM Match

MC-1-89011 - MerCruiser Exhaust Manifold for Big Block V8 [ More info ]

Add to shopping cart $473.99 $362.95
In Stock

#2 22-33198A 1 PLUG, EXHAUST MANIFOLD (4 required per assembly)
22-33198A 1 - PLUG (3/4-14)      - Replaced by 22-41622
22-33198A 1

22-33198A 1 - Plug [ More info ]
Unavailable
22-41622 - PLUG (.750-14) Pi  - Replaced by -416223
22-41622

22-41622 - Pipe Plug [ More info ]
Unavailable
PIPE PLUG 22-416223
 

About Mercury Marine

OEM Part

22-41622 3 - Pipe Plug [ More info ]

Add to shopping cart $3.40
Available to Order: Usually ships within 10 days.

PLUG 3/4: BLACKSTEEL
18-4258

About Sierra Marine

OEM Match

18-4258 - Pipe Plug, 3/4 x 14 [ More info ]

Add to shopping cart $5.79
Available to Order: Usually ships within 10 days.

#3 22-73379 PLUG, PIPE-EXHAUST MANIFOLD (4 required per assembly)
22-73379 - PLUG (.250-18)     - Replaced by -8M0180564
22-73379

22-73379 - Plug - Priced Individually [ More info ]
Unavailable
PLUG 22-8M0180564
22-8M0180564

About Mercury Marine

OEM Part

22-8M0180564 - Plug, Sold Individually [ More info ]

Add to shopping cart $7.30
Available to Order: Usually ships within 10 days.

#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
Available to Order: Usually ships within 10 days.

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 10-37612 SCREW, EXHAUST MANIFOLD (1-1/4") (4 required per assembly)
SCREW 10-37612
10-37612

About Mercury Marine

OEM Part

10-37612 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.40
10+ In Stock.

#5 10-48424 SCREW, EXHAUST MANIFOLD (1/5/8") (8 required per assembly)
SCREW (.375-16 x 1.620) 10-48424
10-48424

About Mercury Marine

OEM Part

10-48424 - Screw [ More info ]

Add to shopping cart $2.90
10+ In Stock.

#6 16-49545 STUD, EXHAUST MANIFOLD (4 required per assembly)
16-49545 - STUD (3/8 x 1.75)  - Replaced by -8M0204664
16-49545

16-49545 - Stud - Priced Individually [ More info ]
Unavailable
STUD 16-8M0204664
16-8M0204664

About Mercury Marine

OEM Part

168M0204664 - STUD Note: Priced Individually [ More info ]

Add to shopping cart $2.90
2 In Stock.

#7 11-25269 NUT, EXHAUST MANIFOLD STUD (4 required per assembly)
NUT 11-25269
11-25269

About Mercury Marine

OEM Part

11-25269 - Nut (3/8-24) [ More info ]

Add to shopping cart $1.99
10+ In Stock.

#8 12-20553 WASHER, EXHAUST MANIFOLD SCREW (16 required per assembly)
WASHER 12-20553
12-20553

About Mercury Marine

OEM Part

12-20553 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ In Stock.

#9 22-87238 DRAIN COCK, EXHAUST MANIFOLD (2 required per assembly)
22-87238 - FITTING            - Replaced by 22-16951A1
 

22-87238 - Drain Cock [ More info ]
Unavailable
22-16951A1 - ->16951Q1 - Replaced by -16951Q1
22-16951A1

22-16951A 1 - Drain Plug Kit [ More info ]
Unavailable
PLUG-DRAIN 22-16951Q1
22-16951Q1

About Mercury Marine

OEM Part

22-16951Q 1 - Drain Plug - Priced Individually [ More info ]

Add to shopping cart $31.23
5 In Stock.

CYL BLOCK DRAIN TAP
18-4218

About Sierra Marine

OEM Match

18-4218 - Drain 22-16951A1 [ More info ]

Add to shopping cart $12.99
10+ In Stock.

PLUG-DRAIN   22 16951T 1
22 16951T 1

About Mercury Marine

OEM Part

22-16951T 1 - Drain Plug - Priced Individually [ More info ]

Add to shopping cart $31.23
1 In Stock.

#10 22-36305 ELBOW, EXHAUST MANIFOLD (90 DEGREE) (2 required per assembly)
22-36305 - ELBOW (90 Degrees  - Replaced by 22-36305T
22-36305

22-36305 - Elbow [ More info ]
Unavailable
ELBOW 22-36305T
22-36305T

About Mercury Marine

OEM Part

22-36305T - Elbow [ More info ]

Add to shopping cart $37.83
5 In Stock.

FITTING BRASS
18-8216

About Sierra Marine

OEM Match

18-8216 - Brass Fitting, 22-36305 [ More info ]

Add to shopping cart $33.99 $30.79
1 In Stock.

#11 27-87105 GASKET, ELBOW (2 required per assembly)
27-87105 - GASKET             - Replaced by 27-871051
27-87105

27-87105 - Elbow Gasket [ More info ]
Unavailable
27-871051 - ->818832 - Replaced by -818832
27-871051

27-87105 1 - Gasket - Priced Individually [ More info ]
Unavailable
27-818832 - GASKET             - Replaced by 27-860232
27-818832

27-818832 - Riser To Manifold Gasket [ More info ]
Unavailable
27-860232 - GASKET             - Replaced by 27-863726
27-860232

27-860232 - Elbow To Manifold Gasket [ More info ]
Unavailable
GASKET 27-863726
27-863726

About Mercury Marine

OEM Part

27-863726 - Exhaust Elbow Gasket [ More info ]

Add to shopping cart $19.30
10+ In Stock.

GSKT,27-863726 18-2849-1
18-2849-1

About Sierra Marine

OEM Match

18-2849-1 - Exhaust Elbow Gasket MP#283109 [ More info ]

Add to shopping cart $13.24 $12.23
10+ In Stock.

GASKET-EXHAUST ELBOW MC47-27-87105
MC47-27-87105

About Barr Marine by EDM

OEM Match

MC47-27-87105 - MerCruiser Exhaust Elbow Gasket [ More info ]

Add to shopping cart $13.00 $9.97
4 In Stock.

#12 44354A 3 EXHAUST ELBOW ASSEMBLY (2 required per assembly)
44354A 3 - ELBOW ASSEMBLY Ex  - Replaced by -807914A 1
 

44354A 3 - Exhaust Elbow [ More info ]
Unavailable
807914A 1 - ELBOW ASSEMBLY Ex  - Replaced by -807988A 2
 

807914A 1 - Exhaust Elbow [ More info ]
Unavailable
807988A 2 - ELBOW ASSEMBLY Ex  - Replaced by -807988A03
807988A 2

807988A 2 - Exhaust Elbow [ More info ]
Unavailable
ELBOW ASY-EXHAUST 807988A03
807988A03

About Mercury Marine

OEM Part

807988A03 - Exhaust Elbow, SaltWater [ More info ]

Add to shopping cart $334.75
In Stock

ELBOW
18-1976-2

About Sierra Marine

OEM Match

18-1976-2 - Elbow - 4 inch, V6-V8, 44354A3, 807914A1 [ More info ]

Add to shopping cart $250.99
3 In Stock.

MERC RISER,4 INCH(23#) MC-20-44354
MC-20-44354

About Barr Marine by EDM

OEM Match

MC-20-44354 - MerCruiser Exhaust Riser [ More info ]

Add to shopping cart $299.99 $228.34
10+ In Stock.

#13 22-36382 PLUG, PIPE-EXHAUST ELBOW (2 required per assembly)
PLUG 22-36382
22-36382

About Mercury Marine

OEM Part

22-36382 - Plug [ More info ]

Add to shopping cart $5.30
Available to Order: Usually ships within 10 days.

PIPE PLUG 3
18-8111

About Sierra Marine

OEM Match

18-8111-9 - Pipe Plug, 1/4 Inch, (Pack of 3) [ More info ]

Add to shopping cart $10.54 $9.42
8 In Stock.

PLUG 1/4IN BRASS
18-4256

About Sierra Marine

OEM Match

18-4256 - Plug, 1/4 Inch Brass, Sold Individually [ More info ]

Add to shopping cart $2.39
Available to Order: Usually ships within 10 days.

#15 10-44387 SCREW, EXHAUST ELBOW (6-3/4") (2 required per assembly)
SCREW (.376-16 x 6.750) 10-44387
10-44387

About Mercury Marine

OEM Part

10-44387 - Screw [ More info ]

Add to shopping cart $18.80
10+ In Stock.

#15 10-43749 SCREW, EXHAUST ELBOW (5-3/4") (6 required per assembly)
SCREW (.375-16 x 5.750) 10-43749
10-43749

About Mercury Marine

OEM Part

10-43749 - Screw [ More info ]

Add to shopping cart $8.50
10+ In Stock.


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