Sierra Marine Parts Catalog: Mercruiser
MANIFOLD/MANIFOLD GASKET APPLICATION (Cont.)
#
Year
Serial Number
Exh Manifold
Exh Manifold
Exh
End Cap
End Cap
Manifold
Exh Elbow
Liter
Model
Note
CID
Cyl Stroke
Range
Range
Port
Starboard
Elbow
Front
Rear
Gasket
Gasket
185
2bbl
262
6
4
1985-1986
A331455 - B527954
❹
185
2bbl
262
6
4
1985-1986
A331455 - B527954
❺
205
262
6
4
1985-1986
A331455 - B527954
❹
205
262
6
4
1985-1986
A331455 - B527954
❺
205
262
6
4
1987
B527955 - B775129
4.3L
262 MAG eFI GeN +
262
6
4
1996-1997
F803800 - K999999
❻
❻
❻
4.3L
262 MAG eFI GeN +
262
6
4
1996-1997
F803800 - K999999
☛
☛
❼
4.3L
4.3L
262
6
4
1988-1996
B773243 - F802999
4.3L
4.3L GeN +
262
6
4
1998-2002
L010044 - M614999
❻
❻
❻
4.3L
4.3L GeN +
262
6
4
1998-2002
L010044 - M614999
☛
☛
❼
4.3L
4.3L GeN +
262
6
4
2002-2004
M615000 - W309999
4.3L
4.3L GeN +
262
6
4
2004-2010
W310000 & Up
4.3L
4.3L eFI GeN +
262
6
4
1998-2002
L012009 - M322780
❻
❻
❻
4.3L
4.3L eFI GeN +
262
6
4
1998-2002
L01009 - M322780
☛
☛
❼
4.3L
4.3L MpI
262
6
4
2002
M300000 - M614999
♠
4.3L
4.3L MpI
262
6
4
2002
M300000 - M614999
♣
4.3L
4.3L MpI
262
6
4
2002-2004
M615000 - W309999
4.3L
4.3L MpI
262
6
4
2004-2010
W310000 & Up
4.3L
4.3L MpI / 4.3L eC
262
6
4
2010-2011
A637496 & Up
➅
4.3L
4.3L MpI / 4.3L eC
262
6
4
2010-2011
A637496 & Up
➆
4.3L
4.3LH GeN +
262
6
4
1998-2002
L010044 - M614999
❻
❻
❻
4.3L
4.3LH GeN +
262
6
4
1998-2002
L010044 - M614999
☛
☛
❼
4.3L
4.3LH
4 bbl
262
6
4
1988-1996
B775130 - F802999
4.3L
4.3LX GeN +
2bbl
262
6
4
1996-1997
F803800 - K999999
❻
❻
❻
4.3L
4.3LX GeN +
2bbl
262
6
4
1996-1997
F803800 - K999999
☛
☛
❼
4.3L
4.3LXH GeN +
262
6
4
1996-1997
F803814 - K999999
❻
❻
❻
4.3L
4.3LXH GeN +
262
6
4
1996-1997
F803814 - K999999
☛
☛
❼
5.0L
215
302
8
4
1970
2781153 - 3040410
5.0L
215
302
8
4
1971-1972
3040411 - 3385720
5.0L
215 MIe
302
8
4
1970
2781153 - 3040410
5.0L
215 MIe
302
8
4
1971-1972
3040411 - 3563181
5.0L
225
ForD
302
8
4
1973-1974
3385721 - 4166999
5.0L
225 MIe
ForD
302
8
4
1973-1974
3385721 - 4176999
5.0L
888
302
8
4
1971-1977
3108723 - 4867829
190
283
8
4
1963-1964
1564539 - 1730903
5.0L
198 MIe
305
8
4
1977
4776402 - 4931099
❽
❽
❽
5.0L
198 MIe
305
8
4
1977
4776402 - 4931009
❾
❾
❾
5.0L
200
305
8
4
1985-1987
6899058 - B525981
❹
5.0L
200
305
8
4
1985-1987
6899058 - B525981
❺
5.0L
200
305
8
4
1987
B525982 - B774444
5.0L
228
305
8
4
1977
4765100 - 4888929
5.0L
228
305
8
4
1977-1982
4888930 - 6218461
5.0L
228
305
8
4
1983-1984
6218462 - 6899268
❹
5.0L
228
305
8
4
1983-1984
6218462 - 6899268
❺
5.0L
228 Tr
305
8
4
1977--1978
4888930 - 5170008
5.0L
228 Tr
305
8
4
1977-1978
4888930 - 5170008
5.0L
228 MIe
305
8
4
1977
4765100 - 4888929
5.0L
228 MIe
305
8
4
1977-1980
4888930 - 5907057
5.0L
230
305
8
4
1985-1987
6899269 - B525981
❹
5.0L
230
305
8
4
1985-1987
6899269 - B525981
❺
5.0L
230
305
8
4
1987
B525982 - B773739
5.0L
230 MIe
305
8
4
1981-1987
5907058 - B788151
❸
5.0L
230 MIe
305
8
4
1981-1987
5907058 - B788151
❹
5.0L
230 MIe
305
8
4
1981-1987
5907058 - B788151
❺
5.0L
5.0L
305
8
4
1988-1995
B774445 - F600999
5.0L
5.0L GeN +
305
8
4
1988-2002
L015751 - M599999
5.0L
5.0L GeN +
305
8
4
1988-2002
M600000 - W309999
5.0L
5.0L GeN +
305
8
4
2004-2010
W310000 & Up
5.0L
5.0L eFI GeN +
305
8
4
1998-2001
L012052 - M299999
5.0L
5.0L MIe
305
8
4
1988
B788152 - C396832
5.0L
5.0L MpI
305
8
4
2002
M300000 - M599999
5.0L
5.0L MpI
305
8
4
2002-2004
M600000 - W309999
5.0L
5.0L MpI
305
8
4
2004-2010
W310000 & Up
5.0L
5.0LX
305
8
4
1988-1995
B773740 - F600900
5.0L
898
305
8
4
1977-1982
4762210 - 6218461
❽
❽
❽
5.0L
898
305
8
4
1977-1982
4762210 - 6218461
❾
❾
❾
5.0L
898
305
8
4
1983-1984
6218462 - 6899057
5.0L
898
305
8
4
1983-1984
6218462 - 6899057
❺
225
GM
327
8
4
1963-1968
1539620 - 2399397
225
GM
327
8
4
1968-1969
2399398 - 2694014
225 MIe
GM
327
8
4
1968
2278647 - 2399307
225 MIe
GM
327
8
4
1968-1969
2399398 - 2694014
250
327
8
4
1968-1969
2314301 - 2639854
250 MIe
327
8
4
1968-1969
2314301 - 2639854
5.7L
250
350
8
4
1977
4768000 - 4908849
❽
❽
❽
5.7L
250
350
8
4
1977
4768000 - 4908849
❾
❾
❾
5.7L
255
GM
350
8
4
1975-1976
4175500 - 4499060
5.7L
255
GM
350
8
4
1976
4499061 - 4767999
5.7L
255 MIe
GM
350
8
4
1975-1976
4175500 - 4499060
5.7L
255 MIe
GM
350
8
4
1976-1980
4499061 - 5907057
5.7L
260
350
8
4
1978-1982
4908850 - 6218461
5.7L
260
350
8
4
1983-1987
6218462 - B773304
❹
5.7L
260
350
8
4
1983-1987
6218462 - B773304
❺
5.7L
260 MIe
350
8
4
1981-1987
5907058 - B788151
❸
5.7L
260 MIe
350
8
4
1981-1987
5907058 - B788151
❸
5.7L
260 MIe
350
8
4
1981-1987
5907058 - B788151
❺
5.7L
270
350
8
4
1969-1972
2851074 - 3385720
5.7L
270 MIe
350
8
4
1969-1972
2851074 - 3077735
5.7L
280 TrS
350
8
4
1975-1976
4176250 - 4770199
❽
❽
❽
5.7L
280 TrS
350
8
4
1975-1976
4176250 - 4770199
❾
❾
❾
5.7L
300
350
8
4
1985-1986
6668677 - B4300367
5.7L
320 eFI
350
8
4
1987-1989
A543604 - C622418
5.7L
350 MAG ALpHA
350
8
4
1986-1997
A635178 - K999999
5.7L
350 MAG ALpHA /
350
8
4
1996-1997
F800300 - K999999
350 MAG eFI
For engines with aluminum exhaust manifolds
❿ In-line applications
➈ Exhaust manifold with external water rail
❶
For engines with cast iron exhaust manifolds
➀ V-drive applications
➉ Exhaust manifold w/o external water rail
❷
3" (76mm) O.D. & 0 degree down angle
➁ Standard rise
☛ 1 piece exhaust manifold is nla. Rngine must be converted to
❸
3" (76mm) O.D. & 15 degree down angle
➂ 2" (51mm) rise
the 2 piece exhaust system
❹
4" (102mm) O.D.
➃ 3" (76mm) rise
♠ Engines with easy drain system
❺
2 piece exhaust manifold
➄ 6" (152mm) rise
♣ Engines with multi-point drain system
❻
1 piece exhaust manifold
➅ Port
♥ Intermediate collector housing
❼
672
Has a rectangular elbow mounting bolt pattern
➆ Starboard
❽
Has a square elbow mounting bolt pattern
➇ Engines with risers or closed cooling may require a different gasket than listed
❾