Click on image to zoom

TUF7290NB6G - Tuff Stuff Large Case CS144 Alternator, 140 Amp, 6-Groove Serpentine Belt Pulley, Black Powder Coated Finish, Includes Conversion Harness

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Availability: Special Order Item
Pricing: $210.48


GM CS144 large case alternator, 140 amp, 6 groove pulley, powder coated black finish, includes a universal wire harness that converts a CS connector to a SI connector, uses double wide heavy duty ball bearings, low idle cut-in internal voltage regulator, spike resistant diodes, external cooling fan, Tuff-Tested to survive even the worst under the hood conditions.

Application: 1984-90 GM cars and light trucks.

Application List



  • 7290NB6G
  • 7290NB6G
  • 698252005050
  • Tuff Stuff
  • Special Order Item
  • New

Shipping Information

  • Item Requires Shipping
  • 14.0 lbs.
  • W9.0000” x H9.0000” x L9.0000”

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.

  • We don’t just want your business today. We want to EARN your business for LIFE!
  • USA Owned, Operated & Employed
  • Installers & Resellers Click Here to Apply
  • We Specialize In:
    • GM LS Conversions
    • Engine & Trans Combo Kits
    • Unique Ready to Run Engines
  • Have a question?
  • 888-748-4655 Mon-Fri 8AM-6PM EST
  • Click above for 24/7 Live Chat Service.