Rick, thanks for your advice
Gian

Thanks Gene, yes that's the crack (Rear right hand side of bell in correspondence of the clutch arm - the crack is caused by weak aluminium and the fbackward reaction force when the clutch is presse. It is clear that welders want the part off the car, neatly cleaned and be able to weld verttically o...

Hello, I am a new member: I own a TD25780 since six years and since a few months a TC6757. I have checked the clutch bell housing and found a tiny crack in correspondence of the rear RHS ler arm: the crack is obviously due to age and cycles of clutch using .... I understand from TC's for ever that t...