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We maintain patterns for many models back to 1974. Please call for price and availability.
Systems are for stern drive application unless noted otherwise.
501390
Unit of Measure
1 2 3 4 5 

Item #

Engine Manufacturer

Year

Engine Size

Description

Thumbnail

300851 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 N/A 5.0 L N/A Front Mount Block
300851- engine
400321 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 N/A 5.0 L N/A Front Mount Full System
Orca photo.jpg
400371 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.0 L N/A Front Mount Full System
400550
400610 N/A Mercruiser N/A 2002 2003 2004 2005 2006 N/A 5.0 L N/A Front Mount Full System
Orca photo
401371 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.0 L N/A Front Mount Full System
400550
401468 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.0 L N/A Front Mount Block
Orca photo.jpg
501390 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.0 L N/A Front Mount Block Only, MPI Dry joint exhaust
501390
502390 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.0 L N/A Front Mount Block Only, MPI Dry joint exhaust
501390
300115 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 2000 2001 N/A 5.7 L N/A Rear Mount Full System
300115
300833 N/A Mercruiser N/A 1997 1998 1999 2000 N/A 5.7 L N/A Front Mount Full System
Orca photo
300851 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 N/A 5.7 L N/A Front Mount Block
300851- engine
400321 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 N/A 5.7 L N/A Front Mount Full System
Orca photo.jpg
400371 N/A Mercruiser N/A 2016 reman. 2002 2003 2004 2005 2006 2007 N/A 5.7 L N/A Front Mount Full System
400550
400406 N/A Mercruiser N/A 1995 N/A 5.7 L N/A Rear Mount Block
Orca photo
400421 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 N/A 5.7 L N/A Front Mount Full System
Orca photo
401371 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.7 L N/A Front Mount Full System
400550
401468 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.7 L N/A Front Mount Block
Orca photo.jpg
501390 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.7 L N/A Front Mount Block Only, MPI Dry joint exhaust
501390
502390 N/A Mercruiser N/A 2002 2003 2004 2005 2006 2007 N/A 5.7 L N/A Front Mount Block Only, MPI Dry joint exhaust
501390
400125 N/A Mercruiser N/A call N/A 500 EFI N/A

500 EFI, plenum facing forward


Orca photo
400551 N/A Mercruiser N/A 2002 N/A 6.2 L N/A Front Mount Full System
Orca photo
400555 N/A Mercruiser N/A 2002 N/A 6.2 L N/A Front Mount Full System
Orca photo
300101 N/A Mercruiser N/A 1994 1995 1996 N/A 7.4 L N/A Front Mount Block
300101
300849 N/A Mercruiser N/A 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 N/A 7.4 L N/A Front Mount Full System
Orca photo
300953 N/A Mercruiser N/A 1998 N/A 7.4 L N/A Front Mount Block
Orca photo
Unit of Measure
1 2 3 4 5