I got some pictures today of the new headers for Y-Block cars.
These are Tri-Y style and were built around a 1955 so should fit most applications.
This set has 1-1/2" primaries but can be built with 1-5/8" . Secondary tube is 2". These headers will be sent to Ted for dyno testing.
http://ford-y-block.com 20 miles east of San Diego, 20 miles north of Mexico