Engine and Performance

Hi guys...like d topic says d car is in need of help..u c it's leaking a bit of engine oil (it's just been thru a major overhaul in s'ban)..from Wat I can see is that it's due to d cover x 'gummed' properly (apparently there's x gasket for this therefore use only sealant)..sounds ez enuff rite??thats Wat I thought..d problem is I x get d crank pulley off!!manually wiz hammer..FAIL..air gun..FAIL..it's like d pomen who overhauled d car put in loads n loads of glue..:(

Honestly I've sent to...