Left side of master cylinder mounting.
GM Kit for Disc/Drum.
For use with 9/16" & 1/2" Ports Master Cylinders.
Left Mount Brass Proportioning Valve.
Steel Lines, Bracket.
Proportioning Valve Plug.
Left side means drivers side.
(2) 3/8-24" ports for the front brakes.
(1) 9/16-18" port for the rear.
Dash warning light connector.