I have two xj8s with the known auto box faults ie delay and clonk when put in drive and reverse anyone managed a fix ?
I sent you a PM a couple of weeks ago about the 4.0 V8 engine you were after. Check it out.
If they ate early ones it’s a known issue with the drums IIRC and may be the subject of TSB’s.
I.m about try repair express gearbox’s Portsmouth been very helpful sorting parts a drum and f drum suspect the fault