This is a new in the box 1973-1993 Chevrolet and gmc truck power brake booster. This is brand new and has a black painted finish. This is commonly used on 1960-1966 c10 disc brake conversions. We welcome any and all of your questions.
This is an 11 inch dual diaphragm booster.
what you see in the photo is what you get.
Fits the following: