Looks like most all parts are avail. Should be able to get em from an online vendor if ya cant order/ get them locally.
Your gonna need the model no. FC420V-S?? . Should be an S01 to an S28 or so. Should be on a sticker but probably is long gone. You might can look up the number at Exmark.
" But let me tell you something ,folks: You can't fix stupid! There's not a pill you can take, there's not a class you can go to. Stupid is forever!"