This replacement alternator is made for compatible applications that match the original unit's fitment, electrical layout, dimensions, and mounting setup.

Compatible Applications:
for Mercruiser Engine Marine Model 340 Mie with MK4 for GM 7.4L 454ci 8cyl 1981-1987; Model 420 for GM 7.4L 454ci 8cyl 1987-1989
Model 425 for GM 7.4L 454ci 8cyl 1990-1992; Model 425 (gen V) for GM 7.4L 454ci 8cyl 1992-1993
Model 5.7L Mie for GM 5.7L 350ci 8cyl 1994-1995; Model 575 for GM 8.9L 540ci 8cyl 1985-1992
Model 7.4L Mie with marine transmission for GM 7.4L 454ci 8cyl 1988-1992; for Mercruiser Stern Drive Model 120 for GM 2.5L 153ci 4cyl 1983-1989
Model 140 for GM 3.0L 181ci 4cyl 1983-1986; Model 175 for GM 4.3L 262ci 6cyl 1987-1992
Model 2.5L for GM 2.5L 153ci 4cyl 1987-1989; Model 200 for GM 5.0L 305ci 8cyl 1987
Model 205 for GM 4.3L 262ci 6cyl 1988-1991; Model 230 for GM 5.0L 305ci 8cyl 1987
Model 260 for GM 5.7L 350ci 8cyl 1987; Model 3.0 / 3.0LX for GM 3.0L 181ci 4cyl 1987-1989
Model 320 (efi) for GM 5.7L 350ci 8cyl 1988-1990; Model 350 Mag Alpha for GM 5.7L 350ci 8cyl 1988-1995
Model 4.3L (2-Bbl) for GM 4.3L 262ci 6cyl 1988-1992; Model 4.3LX (4-Bbl) for GM 4.3L 262ci 6cyl 1988-1992
Model 454 Mag Alpha for GM 7.4L 454ci 8cyl 1986-1988; Model 454 Mag Bravo for GM 7.4L 454ci 8cyl 1988-1992
Model 5.0LX for GM 5.0L 305ci 8cyl 1988-1995

Technical Details: Voltage: 12 V; Amperage: 51 A; Part Type: Alternator; Type: Alternator

Compatibility Identifiers:
4.3L; 5.0L; 5.7L; 7.4L; 10-256; 10256; 110-256; 110256
110-293; 110293; 110-294; 110294; 110-494; 110494; 110-686; 110686
110-355; 110355; 110-386; 110386; 110-389; 110389; 110-358; 110358
110-374; 110374; 110-517; 110517; 110-354; 110354; 8MR2036K; 8EM2004
8EM2004KA; 8EM2014KA; 8EM2004KB; 8EM2017K; 8MR2091KS; 8EM2007K; 8MR2091KSS; 8EM2007KA
8EM2003K; 8EM2003KA; 8EM2010KA; 8EM2017KA; 8EM2004KBS; 8EM2004K; 8MR2039; 8MR2039K
8MR2044K; 8MR2084K