Kelsey Hayes Disc Brake Upgrade Question
It is my understanding that all disc brake cars built December 31, 1969 and before use the two piece valve system.
1st and 2nd pics
All disc brake cars built January 1, 1970 or later use a one piece valve system where both parts of the old system are basically Siamesed into a larger part.
3rd pic
It is my understanding that all disc brake cars built December 31, 1969 and before use the two piece valve system.
1st and 2nd pics
All disc brake cars built January 1, 1970 or later use a one piece valve system where both parts of the old system are basically Siamesed into a larger part.
3rd pic
