GM Part #25509419. For ： Universal GM Disc Drum Proportioning Valve. (2) 3/8-24 ports for front left and right caliper and (1) 9/16-18 port for the rear brakes 1/2-20" & 7/16-18" ports in from the master cylinder.
1978-88 GBody Heater A/C Control Blend Door Cable Replaces GM part num #10000745
77 78 79 80 81 82 Corvette AC A/C Heater Control NEW Replaces GM 14020093
1973-81 Trans Am Air Cleaner To Fender Well Duct Ducting Hose Replaces GM 489909
TBSS/L92 Intake Manifold Bolt Set - Replaces GM #12575384
Blower Motor Resistor Replaces GM 89019089 89018439 89018597 15305077
