Item description for Manifold Exhaust Marine for Mercruiser GM 454 7.4L 502 8.2L V8 89011

Manifold Exhaust Marine for Mercruiser GM 454 7.4L 502 8.2L V8 89011

# HGE9011

Exhaust Manifold for Mercruiser Big Block 7.4L 454 applications. This center riser Exhaust Manifold was used on GM Big Block Engines From 1983 & up. It uses Riser Osco # 8503A for the 3.0", and Osco # 4354 for the 4.0". Also, the mounting kit is Osco # 9011-MK.

NOTE:
Replaces: Mercury Quicksilver #s: 807078A6, 89011A8; Barr # MC-1-89011; GLM # 51240; Sierra # 18-1957-1; Mallory # 9-40506

Osco Manifolds and Risers come with a 3-year limited warranty (PDF)!

Fits Applications (Click to View)

Mercruiser Stern Drive

Model Year HP Serial # Notes

8.2L MIE GEN. V GM 1994 0D857200 THRU 0F819619

8.2L MIE GEN. V GM 1993 0D857200 THRU 0F819619

502 EFI GEN. V GM 1996 0D840650 THRU 0F802599

502 EFI GEN. V GM 1995 0D840650 THRU 0F802599

8.2L MIE GEN. V GM 1995 0D857200 THRU 0F819619

8.2L MIE GEN. V GM 1996 0D857200 THRU 0F819619

454 EFI GEN. V GM 1996 0F115700 THRU 0F802349

454 EFI GEN. V GM 1995 0F115700 THRU 0F802349

454 EFI GEN. V GM 1994 0F115700 THRU 0F802349

454 EFI GEN. V GM 1993 0F115700 THRU 0F802349

502 EFI GEN. V GM 1994 0D840650 THRU 0F802599

502 EFI GEN. V GM 1993 0D840650 THRU 0F802599

454 MAG. BRAVO GEN. V GM 1993 0D805069 THRU 0F304999

454 MAG. BRAVO GEN. V GM 1992 0D805069 THRU 0F304999

454 MAG. BRAVO GEN. V GM 1991 0D805069 THRU 0F304999

7.4L MIE (LH) GEN. V GM 1996 0D715494 THRU 0F820141

454 MAG. BRAVO GEN. V GM 1994 0D805069 THRU 0F304999

454 MAG. BRAVO GEN. V GM 1995 0D805069 THRU 0F304999

502 MAG. BRAVO GEN. V GM 1993 0D824589 THRU 0F114528

502 MAG. BRAVO GEN. V GM 1992 0D824589 THRU 0F114528

454 MAG. ALPHA GM 1986 0A631894 THRU 0B785148

454 EFI (SKI) GEN. V GM 1994 0F215800 THRU 0F820099

454 EFI (SKI) GEN. V GM 1995 0F215800 THRU 0F820099

7.4LX BRAVO (TBI)(GEN. VI) GM 454 1997 0F820000 THRU 0K999999

7.4LX BRAVO (TBI)(GEN. VI) GM 454 1996 0F820000 THRU 0K999999

502 MAG. MPI (GEN VI) GM 1997 0F802600 THRU 0K999999

502 MAG. MPI (GEN VI) GM 1996 0F802600 THRU 0K999999

454 MAG. MPI SKI GEN. VI GM 1996 0F820100 THRU 0K999999

454 MAG. MPI SKI GEN. VI GM 1997 0F820100 THRU 0K999999

370 TRS GM 454 1987 6721528 THRU 0B714586

370 TRS GM 454 1986 6721528 THRU 0B714586

7.4L MIE (LH) GEN. VI GM 1997 0F820142 THRU 0K999999

7.4L MIE (LH) GEN. VI GM 1996 0F820142 THRU 0K999999

454 MAG. BRAVO MPI (GEN VI) GM 1997 0F802350 THRU 0K999999

454 MAG. BRAVO MPI (GEN VI) GM 1996 0F802350 THRU 0K999999

7.4L BRAVO (GEN. VI) GM 454 1996 0F800700 THRU 0K999999

7.4LX BRAVO (MPI)(GEN. V) GM 1996 0F602010 THRU 0F801999

454 MAG. BRAVO GEN. V GM 1995 0F305000 THRU 0F801699

454 EFI (SKI) GEN. V GM 1996 0F215800 THRU 0F820099

7.4L BRAVO (GEN. VI) GM 454 1997 0F800700 THRU 0K999999

454 MAG. BRAVO GEN. V GM 1996 0F801700 THRU 0K999999

7.4LX BRAVO (MPI)(GEN. VI) GM 454 1997 0F802000 THRU 0K999999

7.4LX BRAVO (MPI)(GEN. VI) GM 454 1996 0F802000 THRU 0K999999

454 MAG. BRAVO GEN. V GM 1997 0F801700 THRU 0K999999

7.4L MIE (LH) GEN. V GM 1995 0D715494 THRU 0F820141

454 MAG. BRAVO GEN. V GM 1996 0D805069 THRU 0F304999

7.4L MIE (LH) GEN. V GM 1994 0D715494 THRU 0F820141

7.4L BRAVO GM 454 1991 0B771113 THRU 0D603117

7.4L BRAVO GM 454 1990 0B771113 THRU 0D603117

454 MAG. ALPHA GM 1987 0A631894 THRU 0B785148

7.4L MIE W/HURTH GM 1988 0C391564 THRU 0D715493

7.4L MIE W/HURTH GM 1990 0C391564 THRU 0D715493

7.4L MIE W/HURTH GM 1989 0C391564 THRU 0D715493

7.4L BRAVO GM 454 1989 0B771113 THRU 0D603117

7.4L BRAVO GM 454 1988 0B771113 THRU 0D603117

454 MAG. BRAVO GM 1988 0B721206 THRU 0D805068

454 MAG. ALPHA GM 1989 0A631894 THRU 0B785148

454 MAG. BRAVO GM 1989 0B721206 THRU 0D805068

454 MAG. BRAVO GM 1990 0B721206 THRU 0D805068

454 MAG. BRAVO GM 1992 0B721206 THRU 0D805068

454 MAG. BRAVO GM 1991 0B721206 THRU 0D805068

7.4L MIE W/HURTH GM 4 1991 0C391564 THRU 0D715493

454 MAG. ALPHA GM 1988 0A631894 THRU 0B785148

7.4L MIE (LH) GEN. V GM 1993 0D715494 THRU 0F820141

7.4L BRAVO GEN. V GM 1995 0D603118 THRU 0F800699

7.4L BRAVO GEN. V GM 1991 0D603118 THRU 0F800699

8.2L MIE W/HURTH GM 1991 0C878221 THRU 0D857199

7.4L MIE W/HURTH GM 1992 0C391564 THRU 0D715493

8.2L MIE W/HURTH GM 1992 0C878221 THRU 0D857199

7.4L BRAVO GEN. V GM 1996 0D603118 THRU 0F800699

7.4L BRAVO GEN. V GM 1992 0D603118 THRU 0F800699

7.4L BRAVO GEN. V GM 1993 0D603118 THRU 0F800699

502 MAG BRAVO GM 1991 0C878221 THRU 0D824588

502 MAG BRAVO GM 1990 0C878221 THRU 0D824588

502 MAG BRAVO GM 1992 0C878221 THRU 0D824588

8.2L MIE W/HURTH GM 1990 0C878221 THRU 0D857199

7.4L BRAVO GEN. V GM 1994 0D603118 THRU 0F800699

7.4L MIE (LH) GEN. V GM 1992 0D715494 THRU 0F820141

8.2L MIE W/HURTH GM 1993 0C878221 THRU 0D857199

330 GM 454 V-8 1982-1987 1982 330 6083145 THRU 0B816540

330 GM 454 V-8 1982-1987 1987 330 6083145 THRU 0B816540

330 GM 454 V-8 1982-1987 1985 330 6083145 THRU 0B816540

330 GM 454 V-8 1982-1987 1984 330 6083145 THRU 0B816540

330 GM 454 V-8 1982-1987 1983 330 6083145 THRU 0B816540

340 MIE GM 1987 340 5889914 THRU 0B788365

340 MIE GM 1986 340 5889914 THRU 0B788365

340 MIE GM 1988 340 5889914 THRU 0B788365

340 MIE GM 1990 340 5889914 THRU 0B788365

340 MIE GM 1985 340 5889914 THRU 0B788365

340 MIE GM 1992 340 5889914 THRU 0B788365

340 MIE GM 1989 340 5889914 THRU 0B788365

7.4L MIE W/B/W GM 1983 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1987 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1986 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1988 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1989 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1992 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1990 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1985 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1984 340 0B788366 THRU 0D715493

340 MIE GM 1982 340 5889914 THRU 0B788365

340 MIE GM 1983 340 5889914 THRU 0B788365

340 MIE GM 1981 340 5889914 THRU 0B788365

7.4L MIE W/B/W GM 1981 340 0B788366 THRU 0D715493

7.4L MIE W/B/W GM 1982 340 0B788366 THRU 0D715493

340 MIE GM 1984 340 5889914 THRU 0B788365

Brand HP Model Year Cylinders Serial Number Part Notes

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