Mercury Alternators, Generators, and Charging

Get an exact fit for your

Mercury

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

501 products

Sort By:

Clear All

Fitment

Mercury

Products

$112 Off

Powermaster |

#255577811

Powermaster 577811 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Powder Coated

$371.99

/each

$483.75

$104 Off

Powermaster |

#25548307

Powermaster 48307 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$351.99

/each

$456.25

$122 Off

Powermaster |

#25558307

Powermaster 58307 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Powder Coated

$398.99

/each

$521.25

-21%

Powermaster |

#25557753

Powermaster 57753 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$273.99

/each

$350.00

$129 Off

Powermaster |

#255677811

Powermaster 677811 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Polished

$414.99

/each

$543.75

Alternator vs Generator Pros & Cons | Conversion Tips for Your Car

If you're considering upgrading your classic car's charging system with an generator to alternator conversion, here are some helpful tips.

GM Alternator Identification

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

Alternator Bracket Install on a 454 Big Block Chevy

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

Selecting the Right Wire Size for Automotive Alternator to Battery Applications

Selecting the right battery cable wire size for automotive alternator to battery applications is crucial for optimal electrical performance and preventing potential issues. Our guide helps you choose the right wire gauge for any length of wire run.

Battery Relocation to Trunk or Other Area of Your Vehicle

There are several aspects of a properly relocated battery installation. Our guide will help you ensure that your relocation goes smoothly.

Replacing Sway Bars in a Mercury Comet

How to replace sway bars in a Mercury Comet and the advantages that come with it.

How To Set Up Multiple Carburetors on a Vintage Engine

There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.

Replacing Fuel Sending Unit

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

Custom Battery Box and Cables

Speedway Motors employee Jess M. talks about the custom battery tray and cables she built for her '33 Ford.

Fueling a Model A Pickup

In this Tech Tip, John offers up a couple solutions to a customer wanting the best electric option to fuel his project.

-22%

Powermaster |

#25517753

Powermaster 17753 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$317.99

/each

$410.00

-20%

Powermaster |

#25547753

Powermaster 47753 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$247.99

/each

$313.75

$120 Off

Powermaster |

#25557781

Powermaster 57781 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Powder Coated

$349.99

/each

$470.00

$104 Off

Powermaster |

#25537781

Powermaster 37781 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Chrome

$424.99

/each

$528.75

-22%

Powermaster |

#25547781

Powermaster 47781 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$333.99

/each

$432.50

-22%

Powermaster |

#255837140344

Powermaster 8-37140-344 Alternator, 140 Amp, Ford

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$293.99

/each

$377.50

-21%

Powermaster |

#255867141344

Powermaster 8-67141-344 Smooth Look Alternator, 140 Amp, Ford

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$286.99

/each

$367.50

$104 Off

Powermaster |

#255377811

Powermaster 377811 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Chrome

$439.99

/each

$543.75

Plain 1946-1953 Flathead Alternator Bracket

Speedway Motors |

#91667910

Plain 1946-1953 Flathead Alternator Bracket

(66)

Material Type:

Steel

Finish:

Zinc Plated

$50.99

/each

$101 Off

Powermaster |

#255477811

Powermaster 477811 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$344.99

/each

$446.25

Chrome 1946-1953 Flathead Alternator Bracket

Speedway Motors |

#91667909

Chrome 1946-1953 Flathead Alternator Bracket

(9)

$64.99

/each

-20%

Powermaster |

#2558405

Powermaster 8405 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$247.99

/each

$313.75

-20%

Powermaster |

#2558403

Powermaster 8403 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$247.99

/each

$313.75

Edelbrock |

#3258506

Edelbrock 8506 Generator Stud Kit, Ford Flathead 1938-48

Material Type:

Chromoly

Sold in Quantity:

Kit

$156.95

/kit

Powermaster |

#25582011P

Powermaster 82011P 12V PowerGEN 39-48 Flathead Alt, Pos. Ground

(1)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Powder Coated

$426.99

/each

Plain 1938-1945 Flathead Alternator Bracket

Speedway Motors |

#91667908

Plain 1938-1945 Flathead Alternator Bracket

(22)

Material Type:

Steel

Finish:

Zinc Plated

$42.99

/each

-18%

Powermaster |

#255477871

Powermaster 477871 Street Alternator, 200A, Serpentine, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$361.99

/each

$446.25

$148 Off

Powermaster |

#25582011

Powermaster 82011 12V PowerGEN 39-48 Flathead Alt, Neg. Ground

(4)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Powder Coated

$407.99

/each

$556.25

$139 Off

Powermaster |

#91067160

Powermaster PowerGEN 1939-48 Flathead Ford 1-Wire Alternators, 12-Volt

(10)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Pulley Style:

V-belt

as low as

$388.99

/each

$527.50

$124 Off

Powermaster |

#91067172

Powermaster PowerGEN 1939-48 Flathead Ford 1-Wire Alternators, 6-Volt

(4)

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Pulley Style:

V-belt

as low as

$418.99

/each

$542.50

-20%

Powermaster |

#255867101344

Powermaster 8-67101-344 Smooth Look Alternator, 100A, V-belt Ford

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$235.99

/each

$297.50

-20%

Powermaster |

#255837101344

Powermaster 8-37101-344 Smooth Look Alternator, 100A, V-belt Ford

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$236.99

/each

$298.75

-20%

Powermaster |

#255837100344

Powermaster 8-37100-344 Alternator, 100 Amp, Ford

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$242.99

/each

$306.25

Edelbrock |

#3251146

Edelbrock 1146 1949-53 Flathead Offset Generator Bracket

(2)

Material Type:

Aluminum

Finish:

Natural

$179.95

/each

-22%

Powermaster |

#25528315

Powermaster 28315 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$333.99

/each

$432.50

-20%

Powermaster |

#255837106

Powermaster 8-37106 Alternator, 100 Amp

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$242.99

/each

$306.25

$154 Off

Powermaster |

#25567795

Powermaster 67795 Alternator, 200 Amps, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Polished

$435.99

/each

$590.00

$169 Off

Powermaster |

#25537795

Powermaster 37795 Alternator, 200 Amps, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Chrome

$420.99

/each

$590.00

$142 Off

Powermaster |

#25557795

Powermaster 57795 Alternator, 200 Amps, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Powder Coated

$378.99

/each

$521.25

$116 Off

Powermaster |

#25547795

Powermaster 47795 Alternator, 200 Amps, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$339.99

/each

$456.25

-21%

Powermaster |

#255577581

Powermaster 577581 Street Alternator, 140A, Serpentine, 12V, Ford

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$284.99

/each

$365.00

Showing 1 - 108 of 501 results

Shop Feedback:

Did you find what you are looking for?

Mercury Alternators, Generators, and Charging

Model

Part

Brand

Application

Department

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Powermaster 577811 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 48307 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 58307 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 57753 Street Alternator, 140A, Serpentine, 12V, Ford

Powermaster 677811 Street Alternator, 200A, Serpentine, 12V, Ford

Related Articles

Powermaster 17753 Street Alternator, 140A, Serpentine, 12V, Ford

Powermaster 47753 Street Alternator, 140A, Serpentine, 12V, Ford

Powermaster 57781 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 37781 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 47781 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 8-37140-344 Alternator, 140 Amp, Ford

Powermaster 8-67141-344 Smooth Look Alternator, 140 Amp, Ford

Powermaster 377811 Street Alternator, 200A, Serpentine, 12V, Ford

Plain 1946-1953 Flathead Alternator Bracket

Powermaster 477811 Street Alternator, 200A, Serpentine, 12V, Ford

Chrome 1946-1953 Flathead Alternator Bracket

Powermaster 8405 Street Alternator, 140A, Serpentine, 12V, Ford

Powermaster 8403 Street Alternator, 140A, Serpentine, 12V, Ford

Edelbrock 8506 Generator Stud Kit, Ford Flathead 1938-48

Powermaster 82011P 12V PowerGEN 39-48 Flathead Alt, Pos. Ground

Plain 1938-1945 Flathead Alternator Bracket

Powermaster 477871 Street Alternator, 200A, Serpentine, 12V, Ford

Powermaster 82011 12V PowerGEN 39-48 Flathead Alt, Neg. Ground

Powermaster PowerGEN 1939-48 Flathead Ford 1-Wire Alternators, 12-Volt

Powermaster PowerGEN 1939-48 Flathead Ford 1-Wire Alternators, 6-Volt

Powermaster 8-67101-344 Smooth Look Alternator, 100A, V-belt Ford

Powermaster 8-37101-344 Smooth Look Alternator, 100A, V-belt Ford

Powermaster 8-37100-344 Alternator, 100 Amp, Ford

Edelbrock 1146 1949-53 Flathead Offset Generator Bracket

Powermaster 28315 Street Alternator, 140A, Serpentine, 12V, Ford

Powermaster 8-37106 Alternator, 100 Amp

Powermaster 67795 Alternator, 200 Amps, Serpentine, 12V, Ford

Powermaster 37795 Alternator, 200 Amps, Serpentine, 12V, Ford

Powermaster 57795 Alternator, 200 Amps, Serpentine, 12V, Ford

Powermaster 47795 Alternator, 200 Amps, Serpentine, 12V, Ford

Powermaster 577581 Street Alternator, 140A, Serpentine, 12V, Ford

Popular Makes

Models: