Alternators

JEGS has a huge selection of high performance alternators from Billet Specialties, East Coast Auto Electric, MSD Ignition, March Performance, Powermaster and more. With varying amp levels, you can get just the right alternator to meet your needs. Choose from steel, chrome, billet aluminum and more for just the right look on the front of your motor. Power up your car, truck or street rod with a high performance alternator from JEGS. Look below for an alternator wire kit or installation harness to install your new alternator professionally.

Individual Products Product Groups
Category: Starters & Alternators Alternator Alternators







JEGS Performance Products Alternator Ground Wire


Alternator Ground Wire
  • Made in the USA
    Includes:
  • (1) Wire 10ga. x 24" Long
  • (1) Ring Terminal #10
  • (1) Ring Terminal 5/16"
  • (1) Ring Terminal 3/8"
  • (1) Grounding Tab with Screw
  • $4.99
    Ships Monday
    Lowest Price Guarantee
    (1)



    JEGS Performance Products Alternator 1-Wire Conversion Kit 1971-86 GM


    Alternator 1-Wire Conversion Kit
  • 1971-86 GM
  • 100 Amp
  • Made in the USA
    Includes:
  • Voltage Regulator
  • Brush Holder
  • Diode Trio
  • Bearings
  • Hardware
  • Instructions
  • $36.99
    Ships Monday
    Lowest Price Guarantee
    (5)






    JEGS Performance Products GM 100 Amp Alternator 1971-86


    GM 100 Amp Alternator
  • 1971-86
  • Polished
  • With Internal Regulator
  • Made in the USA
    Includes:
  • Single One Groove V-Belt Pulley
  • Fan
  • $175.99
    Ships Monday
    FREE Shipping
    Lowest Price Guarantee
    (4)




    Powermaster GM 12si-Style Alternator Natural


    GM 12si-Style Alternator
  • Natural
  • 150 Amp
  • 1v Belt Pulley
  • Includes: Baffle
  • 2" Mounting Flange
  • $161.99
    Ships Monday
    FREE Shipping
    Lowest Price Guarantee
    (1)