Bolt 1/4″ UNF – radiatorkappe, timing cover etc.
These 1/4″UNF 3/8″ long bolts were used on the one piece cowling from 1974 on. Many people have punctured their radiator by using too long a screw. Also used as the small timing cover bolt on A series engines. Also the small bolt on the front wheel cylinders of twin leading shoe cars 1964-84.