Sierra Marine Parts Catalog

793 PISTON/RING APPLICATION Liter Model Note CID # Cyl Stroke Year Serial # PistonsStd. 0.02 0.03 Rings Std. 0.02 0.03 Qty. Eng. 5.0L 5.0L MIE 305 8 4 1988 B788152 - C396832 - - - - - - 5.0L 5.0L MPI 305 8 4 2002-2010 M300000 & UP - - - - - - 5.0L 5.0LX 305 8 4 1988-1995 B773740 - F600999 - - - - - - 5.0L 898 / 198 GM 305 8 4 1977-1984 4762210 - 6899057 18-4181 - - 18-3944 - - 8 5.4L 225 MCM / 225 MIE GM 327 8 4 1963-1969 1539620 - 2694014 - - - - - - 5.4L 250 MCM - 250 MIE GM 327 8 4 1968-1969 2314301 - 2639854 - - - 18-3937 18-3939 18-3938 8 5.7L 250 GM 350 8 4 1977 4768000 - 4908849 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 255 GM 350 8 4 1975-1976 4175500 - 4767999 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 255 MIE GM 350 8 4 1975-1980 4175500 - 5907057 18-4173 - - - - - 8 5.7L 260 GM 350 8 4 1978-1987 4908850 - B773304 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 260 MIE GM 350 8 4 1981-1987 5907058 - B788151 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 260 / 5.7L GM 350 8 4 B525982 - & Up 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 270 MCM / 270 MIE 350 8 4 1969-1972 2851074 - 3077735 - - - 18-3937 18-3939 19-3938 8 5.7L 280 350 8 4 1975-1976 4176250 - 4770199 - - - - - - 8 5.7L 300 350 8 4 1985-1988 6668677 - B430367 - - - 18-3937 18-3939 18-3938 8 5.7L 320 EFI 350 8 4 1987-1989 A543604 - C622418 - - - 18-3937 18-3939 18-3938 8 5.7L 320 GM EFI BRAVO 8 4 B157603 - & Up - - - 18-3937 18-3939 18-3938 8 325 GM 4 2278747 - & Up - - - 18-3940 - - 8 330 GM 4 4623115 - & Up - 18-4189 - 18-3940 - - 8 330 W/B.W. GM 4 6083145 - & Up - 18-4189 - 18-3940 - - 8 5.7L 350 MAG ALPHA 350 8 4 1986-1997 A635178 - K999999 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 350 MAG ALPHA EFI GEN + 350 8 4 1996-1997 F800300 - K999999 - - - - - - 8 5.7L 350 MAG BRAVO MPI 350 8 4 1995 F415189 - F601999 18-4173 - 18-4164 - - - 8 5.7L 350 MAG BRAVO MPI GEN + 350 8 4 1996-1997 F602000 - K999999 - - - - - - 8 5.7L 350 MAG SKI 350 8 4 1994-1996 F215561 - F820706 18-4173 - 18-4164 - - - 8 5.7L 350 MAG EFI SKI GEN + 350 8 4 1996-1997 F820707 - K999999 - - - - - - 8 5.7L 350 MAG MPI GEN + 350 8 4 1998-2010 L010019 & UP - - - - - - 8 5.7L 350 MAG MPI / 350 MAG HORIZON 350 8 4 2002-2007 M300000 - A299999 - - - - - - 8 5.7L 350 MAG MPI / 350 MAG HORIZON / 350 MAG MIE 350 8 4 1998-2007 L304700 - A89999 - - - - - - 8 5.7L 350 MAG / 350 MAG MIE / 350 MAG MPI GEN + 350 8 4 1998-2007 L002008 - A089999 - - - - - - 8 5.7L 350 MAG MPI SKI 350 8 4 1995-1996 F350583 - F799999 18-4173 - 18-4164 - - - 8 5.7L 350 MAG MPI SKI GEN + 350 8 4 1998-2007 L002600 - A089999 - - - - - - 8 5.7L 350 MAG SKI 350 8 4 1991-1997 D505450 - K999999 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 350 GM 350 8 4 3780450 - & Up - - - 18-3940 - - 8 5.7L 350 MAG GM 350 8 4 B525982 - & Up 18-4173 18-4188 18-4164 18-3937 18-3939 18-3938 8 5.7L 5.7L 350 8 4 1988-1995 B773305 - F600999 18-4173 - 18-4164 - - - 8 5.7L 5.7L 2bbl 350 8 4 1996-1997 F601000 - K999999 18-4173 - 18-4164 - - - 8 5.7L 5.7L GEN + 350 8 4 1998-2010 L010037 & UP - - - - - - 8 5.7L 5.7L EFI 350 8 4 1995-1997 F225560 - K999999 18-4173 - 18-4164 - - - 8 5.7L 5.7L EFI GEN + 350 8 4 1998-2001 L010035 - M299999 - - - - - - 8 5.7L 5.7l EFI MIE GEN + 350 8 4 1997 K040300 - K999999 - - - - - - 8 5.7L 5.7L MIE 350 8 4 1988-1997 B788152 - K999999 18-4173 - 18-4164 - - - 8 5.7L 5.7L MIE GEN + 350 8 4 1998-2010 L002003 & UP - - - - - - 8 5.7L 5.7L MPI / 5.7L HORIZON / 5.7L MIE 350 8 4 2008-2010 A090000 & UP - - - - - - 8 5.7L 5.7L MPI / 5.7L MIE 350 8 4 2008-2010 A090000 & UP - - - - - - 8 5.7L 5.7L MPI / 5.7L SKI 350 8 4 2008-2010 A090000 & UP - - - - - - 8 5.7L 5.7L SKI 350 8 4 1985-1997 A338553 - K999999 18-4173 - 18-4164 - - - 8 5.7L 5.7L SKI GEN + 350 8 4 1998-2010 L002005 & UP - - - - - - 8 5.7L 5.7LX 350 8 4 1996-1997 F601000 - K999999 18-4173 - 18-4164 - - - 8 5.7L 5.7LX BRAVO EFI GEN + 350 8 4 1996-1997 F800300 - K999999 - - - - - - 8 5.7L 5.7LX EFI 350 8 4 1996-1997 F752400 - K999999 18-4173 - 18-4164 - - - 8 5.7L BLACK SCORPION SKI GEN + 350 8 4 1998-2007 F800000 - W6988432 - - - - - - 8 5.7L SCORPION 350 350 8 4 2008-2010 W698432 & UP - - - - - - 8 5.8L 233 FORD 351 8 4 1975-1977 4173000 - 4902304 - - - - - - 8 N.L.A. No longer available from O.E. source (1) Cast Aluminum (Use with GM Engine Code 1XW) (2) Cast aluminum (Use with GM Engine Code 4XW) (3) Forged Aluminum (Use with GM Engine Code 3UB) (4) Cast Aluminum (Use with GM Engine Code 4XX) (5) Cast Aluminum (Use with GM Engine Code 2XY) (6) Cast Aluminum (Use with GM Engine Code 4XY) (7) Flat Head (8) Forged Aluminum, Recessed Head (9) Starboard (10) Port (11) .010 (25mm)Oversize I/O — MERCRUISER - Internal Engine System