JEGS Power Brake Conversion Kit For 1964-1972 GM A-Body F-Body Camaro, Firebird

JEGS 630084 Details GM Master Cylinder 555-631210 has 9/16″-18 & 1/2″-20 port sizes & 3-3/8″ center mounting holes. Specifications: Bowl DesignDual Brake Booster Diameter (in.)9 Brake Booster FinishGold iridited Brake Booster MaterialSteel Brake Booster TypeVacuum diaphragm Brake Pedal Rod Extension IncludedYes Master Cylinder Cap IncludedYes Master Cylinder FinishNatural Master Cylinder MaterialCast Iron Mounting Hardware IncludedYes QuantitySold as a kit Reservoir IncludedYes Reservoir MaterialCast iron Master Cylinder Bore Size (in.)1 Master Cylinder IncludedYes Master Cylinder Stroke (in.)1 Shipping Weight:24.50 Package Height:15.500 Package Width:15.500 Package Depth:14.750 Manufacturer’s Part Number:GM-228