Quote Originally Posted by bullyd
its my e34 i only had it 6 weeks see original thread on cooling prob u posted on it:-

http://www.bimmer.info/forum/showthread.php?t=13802

ive blasted my pressure washer hose down each car hose for about 5 mins each do u think that will do or do i need a chemical? its just i dont want the new rad to get clogged up when shes fitted!
thanx
Yeah I remember now.

In draining the block, there are 2 (I think) drain plugs.

Since you did overheat I would definately recommed replacing the radiator cap and probably the thermostat and you should be good to go.