Mercruiser Exhaust Parts

Mercruiser Stern Drives


Cooling System Manifolds and Related Products  





Model

Serial Range

Manifold, Stbd if necessary

Manifold, Port if necessary

Elbow,
Stbd if necessary

Elbow, Port if necessary

End
Cap

Manifold block-Off Plate

Manifold Gasket

Elbow Gasket

End Cap Gasket

End Cap water Port Gasket

Gasket Set

120 1666601 - 2046624 - - - - - -
18-2896
- - - -
120 2046625 - 2324346 - -
18-1973
- - - 18-2896


18-2819

18-1210


18-4395
120 2324347 - 3377340 - - 18-1973

- 18-1995 - 18-2896

18-2819

18-1210


18-4395

120 3377341 - 5192408 - - 18-1973

- 18-1995

- 18-2896

18-2819

18-1210


18-4395

120 5192049 - 6229717 - - 18-1973

- 18-1995

- 18-2896

18-2819

18-1210


18-4395

120 6229718 - up
18-1956-1
-
18-1972  (7)
- 18-4009
-
18-1204
18-2833

18-0928

18-2832


18-4367
140 (6Cyl) 1538930 - 1725960 - - - - - -
18-2830
- - - -
140 (4Cyl) 2508261 - 3332137 18-1955-1 -
18-1971
-
18-4009
(2)

18-1990

18-1203

18-2833
18-2832

18-2832

-
140 (4Cyl) 3332138 - 5157668 18-1955-1
- 18-1971

- 18-4009

18-1990

18-1203

18-2833

18-2832
(5)

18-2832


18-4398
140 (4Cyl) 5157669 - 6229717 18-1955-1

- 18-1971

- 18-4009

18-1990

18-1203

18-2833

- 18-2832

18-4398

140
3.0L/3.0LX
6229718 - up
C85659-
F603999
18-1956-1

- 18-1972  (7)

- 18-4009

- 18-1204

18-2833

18-0928

18-2832

18-4367

150 1666495 - 2048046 - - - - - - 18-2830

- - - -
160 2048022 - 2770031 - - 18-1973

- - - 18-2830

- 18-1210


-
165 2770032 - up
18-1960-1
- 18-1971

- 18-4009

18-1990

18-2830

18-2833


18-2832
(6)

18-2832


18-4396
175 (262 CID) B527955 - up
18-1952-1
18-1952-1


18-1970-1
(14)
- - -
18-2909

18-0897
- -
18-4347
185 (229 CID) 6330183 - up 18-1952-1

18-1952-1

18-1970-1
(14)

18-1970-1
(14)

- - 18-2909

18-0897

- - 18-4347

185 (262 CID) A331455 - up 18-1952-1

18-1952-1

18-1970-1
(14)


- - - 18-2909

18-0897

- - 18-4347

198 GM 4762210 - 6218461
18-1950-1
18-1950-1


18-1971 (9)             

18-1971 (9)   
18-4009


18-4008

18-0872
18-2833

18-2832

18-2832


18-4394
200 2453769 - 2712072 18-1960-1

- 18-1971

- - - 18-2830

18-2833

18-2832

18-2832

18-4396

200 GM 6218462 - up
18-1953-2
18-1953-2


18-1970-1
(11,14)


18-1970-1
(11,14)


- - 18-0872

18-0897

- - 18-4394

200 GM B525982 - up 18-1953-2

18-1953-2

18-1970-1
(12,14)


18-1970-1
(12,14)


- - 18-0872

18-0897

- - 18-4394

205 (262 CID) A331455 - up 18-1952-1

18-1952-1

18-1970-1
(11,14)



18-1970-1
(11,14)


- - 18-2909

18-0897

- - 18-4347

205 B527955 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

215 FORD 2781153 - up 18-1958-1


18-1962-1

18-1971(9)

18-1971 (9)   

18-4009

18-4008


18-0183
18-2833

18-2832

18-2832


18-4399
225 GM 1539620 - 2278646 - - - - - - 18-0872

- - - -
225 GM 2278647 - 2694014 - - - - - - 18-0872

- - - -
225 FORD 3385721 - up 18-1958-1

18-1962-1

- 18-1971 (9)   

18-4009

- 18-0183

18-2833

18-2832

18-2832

18-4399

225S FORD 3385721 - up 18-1958-1

18-1962-1


18-1971(9)

18-1971 (9)   

18-4009

18-4008

18-0183

18-2833

18-2832

18-2832

18-4399

228 GM 4765100 - 4888929 - - - - 18-4009

18-4008

18-0872


18-0885
18-2832

18-2832

18-4394

228 GM 4888930 - 5170008 18-1950-1


18-1951-1
18-1971

18-1971

18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

228 GM 5170009 - 6218461 18-1950-1

18-1951-1

- - 18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

228 GM 6218462 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- -
18-4349
230 GM (IB) 5907058 - up 18-1953-2

18-1953-2

18-1970-1
(14)

18-1970-1
(14)

- - 18-0872

18-0897

- - 18-4349

230 GM 6218462 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

230 GM (IB) B522506 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

230 GM B525982 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

233 FORD 4173000 - up
18-1958-1
18-1962-1

-
18-1971(3)


18-4009
(4)

18-4008

18-0183

18-2833

18-2832

18-2832

18-4399

250 GM 2314301 - 2639854 - - - -
18-4009
(15)
18-4008

18-0872

18-0885

18-2832

18-2832

18-4394

250 GM 4768860 - 4908849 18-1950-1

18-1951-1
- 18-1971

18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

255 FORD 3258728 - up 18-1958-1

18-1962-1


18-1971(9)


18-1971(9)


18-4009
(10)

18-4008

18-0183

18-2833

18-2832

18-2832

18-4399

255 GM 4175500 - 4499060 - - - - 18-4009

18-4008

18-0872

18-0885

18-2832

18-2832

18-4394

255 GM 4499061 - 5195908 18-1950-1

18-1951-1


18-1971(9)


18-1971(9)

18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

255 GM 5195909 - up 18-1950-1

18-1951-1

- - 18-4009

18-4008

18-0872

18-0885

18-2832

18-2832

18-4394

260 GM (IB) 5907058 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- - 18-4349

260 GM 4908850 - 6218461 18-1950-1

18-1951-1

18-1971

18-1971

18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

260 GM 6218462 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- - 18-4349

260 GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)


18-1970-1
(12,14)


- 18-4008

18-0872

18-0897

- - 18-4349

260 GM (IB) B588506 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- - 18-4349

270 GM 2851074 - 3077735 - - - - 18-4009

- 18-0872

18-0885

18-2832

18-2832

18-4394

280 GM 4176250 - up - - - - 18-4009

- 18-0872

18-0885

18-2832

18-2832

18-4394

300 MR GM 6668677 - up 18-1953-2

18-1953-2

- - - - 18-0872


18-2849
- - -
300 TRS GM 6668677 - up 18-1953-2

18-1953-2

- - - - 18-0872

18-2849

- - -
320 EFI GM A543604 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-2849

- - -
320 EFI GM B157603 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-2849

- - -
325 GM 2313965 - 3042730 - - - - - - 18-0418

18-0885

- - 18-4397

325 GM 3042731 - up - - - - 18-4009

- 18-0418

18-0885

18-2832

18-2832

18-4397

330 GM 4623115 - up - - - - 18-4009

- 18-0418

18-0885

18-2832

18-2832

18-4397

330 GM 6083145 - up - - 18-1970-1
(14)


- - - 18-0418

18-0897

- -
18-4348
340 GM 5889914 - up - - 18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

350 GM 3780450 - up - - - - 18-4009

- 18-0418

18-0885

18-2832

18-2832

18-4349

350 Mag GM A635178 - up 18-1953-2

18-1953-2
18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

350 Mag GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

350 Mag Trn.Ski D505450 - up 18-1953-2

18-1953-2

18-1970-1
(14)

18-1970-1
(14)



- - 18-0872

18-0897

- - 18-4349

370 TRS GM 4179554 - up - - - - 18-4009

18-1990

18-0418

18-0885


18-2832

18-2832

18-4397

370 TRS GM 6721528 - up
18-1957-1
18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418


18-2849
(17)

- - -
390 GM 2781129 - 2825059 - - - - 18-4009

- 18-0418

18-0885

18-2832

18-2832

18-4397

400 TRS GM 4179554 - up - - - - 18-4009

18-1990

18-0418

18-0885

18-2832

18-2832

18-4397

420 GM A398941 - up(16) - - - - - - 18-0418

- - - -
425 GM A398941 - up(16) - - - - - - 18-0418

- - - -
440 TRS GM 4179554 - up - - - - 18-4009

18-1990

18-0418

18-0885

18-2832

18-2832

18-4397

454 Mag GM A631894 - up 18-1957-1

18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897
- - 18-4348

454 Mag Bravo GM B721206 - up 18-1957-1
18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

454 Mag Bravo (Gen V) D805069 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

460 TRS GM - - - 18-4009 -
18-1990

18-0418



18-2832
18-2832


18-4397
-
465 C849992 - up - - - - - - 18-0418

- - - -
470 4208730 - 5520114 - -
18-1971(13)


18-1971
(13)
- - - 18-2833

18-2832

18-2832

-
470 5520115 - 6218036 - -
18-1972 
(9)

- - 18-1990

- 18-2833

18-2832

18-2832

-
500 C577254 - up - - - - - - 18-0418

- - - -
502 Mag Bravo GM C878221 - up 18-1957-1

18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

502 Mag Bravo (Gen V) D824589 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

502 EFI D840650 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

525 D456000 - up - - - - - - 18-0418

- - - -
888 FORD 3108723 - up 18-1958-1

18-1962-1

18-1971

18-1971

18-4009

18-4008

18-0183

18-2833

18-2832

18-2832

18-4399

898 GM 4762210 - 6218461 18-1950-1

18-1950-1


18-1971(9)


18-1971
(9)

18-4009

18-4008

18-0872

18-2833

18-2832

18-2832

18-4394

898 GM 6218462 - up 18-1953-2

18-1953-2


18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- - 18-4349

2.5L 6229718 - up 18-1956-1

- 18-1972  (7)

- 18-4009

- 18-1204

18-2833


18-0928
18-2832

18-4367

3.0L 6229718 - up 18-1956-1

- 18-1972  (7)

- 18-4009
- 18-1204

18-2833

18-0928

18-2832

18-4367

3.0L C856559 - F603999 18-1956-1

- 18-1975-1 -
18-4009
(8)

- 18-1204

18-2833

18-0928

18-2832

-
3.0LX C856559 - F603999 18-1956-1

- 18-1975-1 -
18-4009
(8)

- 18-1204

18-2833

18-0928

18-2832

-
4.3L B527955 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897
- - 18-4347

4.3L (262 CID) B527955 - up 18-1952-1

18-1952-1

18-1970-1
(14)


- - - 18-2909

18-0897

- - 18-4347

4.3L (GEN II) D714107 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

4.3L (GEN II) F000878 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

4.3LX B527955 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

4.3LX (GEN II) D714370 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

4.3LX (GEN II) F001220 - up 18-1952-1

18-1952-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-2909

18-0897

- - 18-4347

5.0L GM (IB) B522506 - up 18-1953-2

18-1953-2

18-1970-1
(12,14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

5.0L GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)



18-1970-1
(12,14)


- - 18-0872

18-0897

- - 18-4349

5.0L GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)



18-1970-1
(11,14)


- - 18-0872

18-0897

- - 18-4349

5.0LX GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)



18-1970-1
(12,14)


- - 18-0872

18-0897

- - 18-4349

5.7L Ski GM A338553 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-0897

- - 18-4349

5.7L Ski GM B514627 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- - 18-0872

18-0897
- - 18-4349

5.7L (GM) B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)



18-1970-1
(12,14)


- 18-4008

18-0872

18-0897

- - 18-4349

5.7L Bravo GM B525982 - up 18-1953-2

18-1953-2


18-1970-1
(12,14)


18-1970-1
(12,14)

- - 18-0872

18-0897

- - 18-4349

5.7L GM (IB) B588506 - up 18-1953-2

18-1953-2

18-1970-1
(14)


18-1970-1
(14)


- 18-4008

18-0872

18-0897

- - 18-4349

7.4L (IB)(LHR)(Gen V) D715494 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

7.4L GM 5889914 - up - - 18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

7.4L Bravo GM B771113 - up 18-1957-1

18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

7.4L Mag Bravo (Gen V) D603118 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

7.4L w/Hurth (IB) ALL 18-1957-1

18-1957-1

18-1970-1
(14)


18-1970-1
(14)


- - 18-0418

18-0897

- - 18-4348

8.2L w/Hurth (IB) C878221 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

8.2L (IB) (Gen V)* D857200 - up 18-1957-1

18-1957-1

- - - - 18-0418

18-0897

- - 18-4348

Model

Serial Range

Manifold, Stbd if necessary

Manifold, Port if necessary

Elbow,
Stbd if necessary

Elbow, Port if necessary

End
Cap

Manifold block-Off Plate

Manifold Gasket

Elbow Gasket

End Cap Gasket

End Cap water Port Gasket

Gasket Set

Notes:
(2) : S/N 2816417 & up only
(3) : Not including inboard
(4) : V-Drive use 18-1971
(5) : S/N 4481626 & up use 18-0928
(6) : S/N 4471566 & up use 18-0928
(7) : Two piece elbow assembly only
(8) : Manifold with end caps only
(9) : Inboards not included
(10) : V-Drive not included
(11) : Inboards use 18-1978
(12) : Cast iron elbow only
(13) : S/N 4625580 & up use 18-1972
(14) : For 0� - 3" O.D. use 18-1974-1\; For 15� - 3" O.D. use 18-1970-1\; For 7� - 4" O.D. use 18-1976-1
(15) : Electric choke only
(16) : Mercruiser system only
(17) : Adapter to Elbow Gasket use 18-0885













































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