If it were mine I’d take it apart and mic the piston and cylinder. Might be at new spec, piston and bore job would be a waste of money. Might be cracked, scored or otherwise obviously need replaced.
If in doubt, I’d err on the side of replace.
06 Rincon 680. Foreman headlight conversion, Guru bumper, Warn XT30, Maier guards, Bighorns
05 Foreman 500 FM, 2.5 Warn, Bighorns
Dually Ram and Patio Hauler 5th wheel