70 AMP Alternator 
Chrome Finish, 3-Wire

GM 10 SI; w/ Internal Regulator, V-Pully, & Ext. Fan
Features Red Chevy Bowtie Logo
  • 70 Amp Model
  • GM10si Style for 73-86 Model Years with Internal Regulator
  • Features Red GM Bowtie Logo
  • Chrome
  • Included Pulley
  • 100% New Components; Not Re-man or Refurbished
  • Included Pulley
  • Officially Licensed Chevrolet Performance Product
  • Sold Individually
PART# 141-656
Dealer Locator Buy Online

PROFORM's 70 AMP Alternator is a 1-wire, GM 10 SI Case Style complete with Internal Regulator. The External Fan Style Alternator features a Machined Pulley, Chrome Finish and is NOT made with re-man componets. Each alternator is produced by highly specialized machines, assembled by highly trained personnel using dedicated jigs and equipment - 100% New. Sold individually.

  • It is now possible to obtain four sought-after and popular features in one alternator!
Attribute Value