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Proportioning Valve & Adjustable Block Disc/Drum.

Proportioning Valve & Adjustable Block Disc/Drum for GM vehicles with DISC/ DRUM applications.

  • Aluminum Wont Rust!
  • Black Finish
  • (2) 3/8-24" ports for the front brakes
  • (1) 3/8-24" port for the rear brakes
  • Dash warning light connector

This kit offers the functionality of a disc/drum valve and the ability to adjust the rear brakes if needed.

Remember to get, if you have not got one..  a # PVtool  so you can bleed this without turning it into a defective part within minutes.