lolz, trust me, one cant fail at this this thing at least, herez all what is needed to be done
* un lock the chain and remove it
* remove clutch and throttle cable
* remove cylincer from head, 2 bolts wo ho gaye and one nut for cylincer rear bracket
* one wiring grip under right side body cover
* and two nuts that hold the engine to backbone and it will drop down
nothing that can go wrong at all 