need help identifying a 250 ES piston

[wellys88]

I stripped engine and piston is great condition, i need rings but have no way to measure piston or bore right now before i order them, there are 2 markings on piston, one side says
l
HF-2 the other says HAOL Its an original HONDA piston from 250 ES just need to know if its standard bore size. any help appreciated, thanks

[John Tice]

Without stampings on the piston top; .25, .50 or .75, you more than likely have a standard bore.
JT

[wellys88]

ok thanks, has nothing on top just cutouts for valves and intake marking

[wellys88]