This unit will fit most early Chevy, Ford, Dodge cars and trucks. This master cylinder will work with any drum/drum, disc/drum, or disc/disc setup. Pedal Pivot Point is Adjustable to 7", 8-1/2", 10" 11-1/2" and 13 From The Firewall. 8" Dual Diaphragm Zinc Coated Booster (Booster Bolt Pattern: 3-3/8" square). GM Cast Iron Master cylinder with 1" Bore 9/16 & 1/2" Ports on Each Side.Firewall plate(drilled for manual and power brake applications). Firewall Mounted Pedal Assembly (Length:13-1/8 from pivot point to pad hole). We stand behind every product we sell. We define the item as defective only if it doesn't function as described. FEEDBACK IS VERY IMPORTANT TO US. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Brakes & Brake Parts\Master Cylinders". The seller is "bestech1985_autoparts" and is located in this country: US. This item can be shipped to United States.