discovery 2 td5 diesel in oil again.

hi lads just joined your forum a good mate of mine put me on... anyway have a td5 disco great machine till lately ive put 2 sets of o rings and 2 sets of copper washers on the injectors and the bitch is still puttin diesel in with the oil any ideas what could be wrong ive used orinigal l r parts both times thanks in advance..............

i have read somewhere that td5 head can crack near injektor and fuel is leaking in engine...

starting to look that way now she,s runnin perfect but just keeps fillin sump

Poss a pourous head.

Have you got good compression? If so then I would take the head off and see what's what