front bumper and grille
slam panel and bonnet catch (female bit)
undo the aircon brackets
undo engine mount (i undo the dogbone too, but you don't have to)
jack up engine and remove aux belt with special tool
replace aux belt tensioner and idler (i do 95% of the time, others don't)
airbox out
plenum off
cam plugs out insert special tool
crank cover bolt out insert crank pin
ali and plastic belt covers off
crank bolt and pulley out
replace belt/tensioners/idlers
slacken off inlet and exhaust pullys and time up
put it back together
thats a brief version, 5-7hour job for a pro