Hey this is a universal style. I don't suggest you use this. BUT I have a brand new one of these without the master cylinder. Your welcome to it. 60-76 Dodge Power Brake Booster Master Combo
Ten 4 , all those are out of stock but im going to call and talk with a human and see when they have some coming in etc , truck still on the road but I suspect its faulty brake pedal goes down at red light idling