AlternatorAlternator; Ford Upgrade; 100 Amp; 75 Idle; 1V Pulley; 1 Wire; Natural;SPECIFICATIONS:Amperage: 100 AMPFEATURES:Easy Bolt-On To Upgrade Early Models100 Plus Amps At Top End/75 Plus Amps At IdleEasy To Install 1-Wire Internally RegulatedIndividually Dyno Tested with Proof of Performance GuaranteeGreat Upgrade To Replace Lower Amp UnitsUltimate Custom Look With Tear Drop DesignPowermaster has a variety of alternators available for various applications.Manufacturer of starters and alternators for racing and show cars