Mercury Outboard Voltage Regulators

      • Sierra 18-5743 Voltage Regulator Replaces 8M0084173
        List Price: $177.99
        Starting At: $124.49

        Mercury Voltage Regulator by Sierra For: Mercury Engines with 16amp to 40amp charging system. Model years 1992 to present. Additional Details: Note: Black wire (not shown) goes to engine ground Replaces: Mercury Marine 883072T, 8M0084173, 815279-5,...

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      • List Price: $86.10
        Starting At: $60.54

        Sierra 18-5732 Mercury Voltage Regulator Sierra high-quality engine parts are designed to meet OEM specifications. The 18-5732 Mercury Voltage Regulator fits Mercury 30/40/50/60 EFI 4-Stroke engines. Interchangeable with: Mercury...

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      • Sierra 18-5741 Voltage Regulator Replaces 815279A2
        List Price: $139.49
        Starting At: $81.45

        Mercury Voltage Regulator by Sierra For Mercury Engines With 16 Amp or 40 Amp Charging system model years 1989-91 Replaces: Mercury - 815279A2  

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