good afternoon i have a farmall super A im having problems with finding sleeves and pistons everybody has the sleeves sets for serial number up to 31000 or so but mine is 35000 i would like to know how to look up date codes for the engine codes and also the sleeves from the new kits are the same dia at the lower end of the sleeve but where the oil seal [rubber o ring seats ] about 3/4 down the sleeve mine is about 5 inches from the top of the sleeve the new ones are about 4 1/8 and when i put the new sleeves in they are not tight you can pull the sleeves out very eazy i put thicker o ring in an dthe same results any help would be geatly helpfull thanks gabor