Fits GM Universal Cast Iron Master Cylinder 3/8" ports MC1322H distributor-vacuum-advance-line 74/8 V 1976 - 1978

74/8 V 1976 - 1978 GMC C25 High Sierra 4/8 V 1975 - 1979 Chevrolet C10 4

Securely hold your spark plug wires in place with this Pro-Cap wire retainer

9 V8 1968 Plymouth Road Runner   273/4

For Models with Left Hand Drive

4 V8 1979 GMC C1500 Street Coupe 454/7

Fits GM Universal Cast Iron Master Cylinder 3/8" ports MC1322H distributor-vacuum-advance-line 74/8 V 1976 - 1978Product DescriptionGM Universal Cast Iron 1" Bore; 3 8" Ports on Both Sides; Exact Copy of Original; 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)