Proportioning Valve: 78-82 Corvette It's a specific Pounds per

It's a specific Pounds per square inch / Gallons per hour rating to comply with the cars computer

These are the medium Semi-Metalic compound

Charcoal (grey)

This is the smaller ROTOR ONLY for 87+ use or cars with 87 + distributor or for instance any engine changes

Proportioning Valve: 78-82 Corvette It's a specific Pounds perBrand new .. regular correct brake parts. May come in brass colour or Alloy. This lists for correct fitment for the 78 82 Corvette Read below also.. and order the #PVTOOL if needed.. and if you don't have one . you will need this small part.. or your mechanic willl or it will be stuffed up most likely on bleeding it.. its NOT the same as a Holden.. . Delivery included as normal if paid and finalised on line.