Oily spongy gunk!

[Pottsey]

Can anyone tell me what this spongy gunk is thats dripping oil towards the back of the sump?

[NiftyNev]

Some vehicles have this as a sound deadener or insulator. Just rip it out, degrease and look for oil leaks.

[Pottsey]

Thanks for that. Ive a feeling the rear crank seal has gone....