i hav a encounter tat when i change EO myself n i over screw the EO nut n spoil the tread (which will cause EO leak). when to bike shop the mech retap the hole n insert bigger nut n it solve the problem.
i riding sparkz too , change EO every 1mth . full sys . change 2 wk or mthly abit over but better den major problem come out , pocket got 1 big hole:cheeky: