OK, thanks for the encouragement and also the warning.........I'll definitely be taking the plunge because the gun-gum has just about ceased to function and the awful screeching has returned when the engine is pushed. Anybody have a preference or recommendation for stud extractors?

Thanks for the advice about skimming the exhaust manifold, I guess I now have to go for an almost complete engine rebuild in order for the studs to be replaced.............is there any way I can wriggle around this hugely expensive repair? Can the studs be dealt with in situ or are we definitely...

Just to add a little more detail.......both studs from the manifold outlet nearest the radiator have broken off, so I've removed everything that's in the way apart from the EGR and have forced Gun Gum into every nook and cranny...............here's hoping I don't have to go for the (almost)...

You're absolutely right, one stud has broken off the exhaust manifold and the stainless steel buffer between the aluminium engine block and the manifold is acting like a reed in a wind instrument. When the engine is under load the noise is pretty horrendous. I suppose the proper fix is to have...

I have a Defender 90 TD5 with a screeching noise from one of the various parts of the RHS of the engine compartment. The noise appears at higher revolutions only and appears to emanate from the aircon compressor/turbo area. I've already changed the turbo,the aircon compressor, the pulley to the...

Thanks for the help, one of the pipes unblocked immediately but the other seems less than prepared to be cleared,,,,,,,,,,,,,,,,,,,is there any way I can access the top end of these two tubes?

Hi As a very new member I greet all of you extremely patient and forgiving people who own Landrovers. My Disco 2 has developed a paddling pool inside since it would appear that the pipe(s) ejecting the condensed water from the air-conditioning system has blocked. Does anybody know how to access...