Mercury MerCruiser 42785 Marine Engine 4 / 6 / 8 Cylinder Voltage Regulator Sierra 18-5740

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  • Regular price $64.95
  • Will be in stock after


  • Mercury MerCruiser Marine Engine 4 / 6 / 8 Cylinder Voltage Regulator
  • For use with: 
    • 120 GM 1983-1986 120hp 4 stroke 2.5 liters 4 cylinders 153 cid
    • 140 GM 181 I/L4 1982-1986 4 stroke 3 liters 4 cylinders 181 cid
    • 175 2 BBL GM 1987-1992 4 stroke 6 cylinders 262 cid
    • 185 2 BBL GM 1985-1986 4 stroke 6 cylinders 262 cid
    • 185 4 BBL GM 1983-1984 4 stroke 6 cylinders 229 cid
    • 200 2 BBL GM 1982-1995 200,hp 4 stroke 5, liters 8 cylinders 305 cid
    • 205 4 BBL GM 1985-1992 4 stroke 4.3, liters 6 cylinders 262 cid
    • 228 4 BBL GM 1982-1987 4 stroke 8 cylinders 305 cid
    • 230 4 BBL GM 1982-1995 4 stroke 8 cylinders 305 cid
    • 230 MIE 4 BBL GM 1988-1991 230hp 4 stroke 5 liters 8 cylinders 305 cid
    • 230 MIE 4 BBL M 1992-1992 230hp 4 stroke 5 liters 8 cylinders 305 cid
    • 2.5L GM 1983-1989 120hp 4 stroke 2.5 liters 4 cylinders 153 cid
    • 260 4 BBL GM 1982-1995 4 stroke 5.7, liters 8 cylinders 305 cid
    • 260 GM 1982-1995 4 stroke 5.7, liters 8 cylinders 350 cid
    • 260 MIE GM 1988-1992 4 stroke 5.7 liters 8 cylinders 350 cid
    • 3.0L GM 1983-1995 140,hp 4 stroke 3 liters 4 cylinders 181 cid
    • 3.0LX GM 1990-1995 4 stroke 3 liters 4 cylinders 181 cid
    • 330 GM 454 1982-1987 4 stroke 8 cylinders
    • 350 MAG ALPHA GM 1986-1995 4 stroke 8 cylinders 350 cid
    • 350 MAG SKI GM 1991-1996 4 stroke 8 cylinders 350 cid
    • 420 GM 1987-1993 4 stroke 7.4, liters 8 cylinders 454 cid
    • 425 GEN V GM 1987-1993 4 stroke 8 cylinders 454 cid
    • 425 GM 1987-1993 4 stroke 8 cylinders 454 cid
    • 4.3L 2 BBL GM 262 1987-1992 4 stroke 4.3 liters 6 cylinders 262 cid
    • 4.3LX 4 BBL GM 1987-1992 205hp 4 stroke 4.3 liters 6 cylinders 262 cid
    • 454 MAG ALPHA GM 1986-1989 4 stroke 8 cylinders 454 cid
    • 454 MAG BRAVO GEN V GM 1991-1996 4 stroke 7.4 liters 8 cylinders 454 cid
    • 454 MAG BRAVO GM 1988-1992 4 stroke 8 cylinders 454 cid
    • 465 GEN V GM 1990-1994 465,hp 4 stroke 8 cylinders 502 cid
    • 465 GM 1990-1994 4 stroke 8.2 liters 8 cylinders 502 cid
    • 502 MAG BRAVO GEN V GM 1992-1993 4 stroke 8.2 liters 8 cylinders 502 cid
    • 502 MAG BRAVO GM 1990-1992 4 stroke 8.2 liters 8 cylinders 502 cid
    • 5.0L 2 BBL GM 1987-1995 4 stroke 5 liters 8 cylinders 305 cid
    • 5.0L MIE 4 BBL GM 1988-1992 230hp 4 stroke 5 liters 8 cylinders 305 cid
    • 5.0LX 4 BBL GM 1987-1995 4 stroke 5 liters 8 cylinders 305 cid
    • 525 SC - GEN V GM 1991-1995 4 stroke 8 cylinders 454 cid
    • 525 SC GM 1993-1995 4 stroke 8 cylinders 454 cid
    • 525 SC GM 454 1991-1992 4 stroke 8 cylinders 454 cid
    • 5.7L COMPETITION SKI GM 350 1987-1995 4 stroke 5.7 liters 8 cylinders
    • 5.7L GM 1987-1995 4 stroke 5.7 liters 8 cylinders 350 cid
    • 5.7L MIE GM 1988-1996 260,hp 4 stroke 5.7 liters 8 cylinders 350 cid
    • 5.7L SKI GM 1985-1987 4 stroke 8 cylinders 350 cid
    • 7.4L BRAVO GEN V GM 1991-1996 4 stroke 7.4 liters 8 cylinders 454 cid
    • 7.4L BRAVO GM 454 1988-1991 4 stroke 7.4 liters 8 cylinders 454 cid
    • 7.4L MIE LH GEN V GM 1992-1996 4 stroke 7.4 liters 8 cylinders 454 cid
    • 7.4L MIE W/HURTH GM 1988-1992 4 stroke 7.4 liters 8 cylinders 454 cid
    • 8.2L MIE GEN V GM 1993-1996 4 stroke 8.2 liters 8 cylinders 502 cid
    • 8.2L MIE W/HURTH GM 1990-1993 4 stroke 8.2 liters 8 cylinders 502 cid
    • 898 2 BBL GM 1982-1987 4 stroke 8 cylinders 305 cid
  • Manufacturer: Sierra
  • Model Number: Voltage Regulator
  • Part Number: 18-5740
  • Also Known As: Mercury MerCruiser 42785