Designed to fit 1971-86 GM vehicles requiring an internal regulator. Simple one wire / OEM hookup with either 100 or 140 amp output. Manufactured with either single v-belt or six groove serpentine pulley and offered in as cast, chrome, polished or black powder coat finishes. Made in the USA!

• 100-AmpOne-Wire / OEM Hookup, 12 Clocking, Six-Groove Serpentine Pulley, As-Cast Finish

Alternator – 100 amps – 12V – 1-Wire – Internal Regulator – 6-Rib Serpentine – Aluminum Case – Natural – Various Applications – Sold as Each – Brand – Tuff-Stuff – Part Number: 7127D6G12

Specifications

Brand Tuff Stuff Part Number 7127D6G12 Product Line Factory Cast PLUS Clocking 12 Voltage 12V Amp Rating 100 Amp Internal/External Regulator Internal Wiring Connection OEM | 1-Wire Pulley Included Yes Pulley Style Serpentine Pulley Ribs 6 Rib Pulley Material Steel Pulley Color Cadmium Pulley Finish Plated Case Material Aluminum Case Color Natural Case Finish Natural Quantity Each