Product Summary

Many Engines, One Wire Alternator, V-Belt Belt Type

  • Streamline your engine compartment and wiring by eliminating excess wires with this 1-wire alternator
  • This one wire alternator simply needs hook up direct to the main battery lead or power source
  • Beautiful chrome plating is perfect for show cars
  • High ouput 100 amp design ensures plenty of power capacity
  • GM 10SI design fits most GM applications

Key Specs

MFG. Part #7127ND
BrandSpeedway Motors

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Streamline the engine compartment in your street rod or muscle car by eliminating excess wires with this King Chrome 1-wire alternator. Based on the GM Delco-Remy 10SI alternators, these 100-amp units are perfect for vehicles with added electical accessories. King Chrome alternator housings are hand polished to a high luster prior to applying the show-quality triple chrome finish.

This one wire alternator simply needs hooked up direct to the main battery lead or power source. Then the internal regulator picks up the available current and kicks the alternator into the charge mode at the pre-set voltage.

  • Hand polished, triple chrome plated finish
  • Internally-regulated GM 10SI style "one-wire" alternator
  • Quick, easy hook-up with supplied instructions
  • Attaches to all popular GM alternator brackets
  • Direct replacement for most 1971-86 GM cars and light trucks
  • 100 amp max output
  • Excellent idle output


Diagram (PDF)


MFG. Part #7127ND
BrandSpeedway Motors
One Wire AlternatorYes
Belt TypeV-Belt
Alternator Case StyleGM 10SI
Alternator Amperage100 amp
Voltage Required12-Volt
Alternator FinishChrome plated
Alternator MaterialSteel
Alternator Pulley IncludedYes
Alternator Brackets IncludedNo
Centerline of Holes6.60"
Sold in QuantityEach
Belt IncludedNo
Pulley StyleV-belt
Regulator StyleInternal
Regulator IncludedYes