Fits GM Universal Aluminum Master Cylinder 3/8" Ports towing-and-hauling 6L V8 1979 - 1980

6L V8 1979 - 1980 GMC K3500   400/6

1996-1999 GMC K1500 305 CID

2015-2015 Ford Mustang 302 CID

Ford Style single bail master cylinder with ports on Right Side

Fits GM Universal Aluminum Master Cylinder 3/8" Ports towing-and-hauling 6L V8 1979 - 1980Product DescriptionUltra Light Weight GM Universal 1" Bore; 3 8" Ports on Both Sides; Master Cylinder has a piston adaptor that will allow for power or manual applications. For Disc Drum or Drum Drum Applications. (Note: if you are running Drum Drum you will also need a metering valve PVM) 1" stainless steel sleeved bore Unpolished aluminum Height from center line to the top most point on the wire bail is 3. 5" 3 8" 24 inverted flare ports on each