This Hodaka/Yamaguchi/Fuji piston brand new i do not know what it fits
It a .40 over
If is a Yamaguchi piston it’s pretty rare
This piston came from a old Triumph Hodaka dealership that started very early 1960’s
It’s a ART Piston it’s got the Hodaka stamped Triangle with the H inside it you can see in pictures
It’s got the Hodaka symbol stamped on inside you can see in pictures
It’s a high dome
It’s 42.97mm with a 22mm wrist pin
Look at pictures and research carefully for your application
All sale are final no returns I’m selling as parts only I have no idea what it fits.
Please look in my store for many more vintage parts for sale