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but can probably be used for the 1985-1988 models as well because I'm pretty sure visually they are the same
1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1978
Just make sure you are matching the same type of setup
Unsure of part number for this
46-2461 POB4001 S1060M 3292133
MerCruiser 78403A2 Alternator 37 Amp 12V Motorola 120hp 140hp 4cyl 3.0L 1979-89 Crankshaft but can probably be usedPart Number(s) Included Manufacturer Motorola Stamped Part Number 8MR2024F 8MR2023F Rated Amperage 37 Amp 12V 37 amp Internal Regulator 2 inch mounting foot Equivalent Part Numbers MerCruiser 78403A2 Sierra 18 5957 & 18 5966 General Application Compatibility Found on various mid 80's MerCruiser 4cyl & some BBC 454 models Please check with your parts manual to ensure the indicated part number matches as each alternator is specific to it's surround