Thanks for the info, I don't think its anything to do with the vanos as it is only on start up and then only now and then, once it has fired up after a second it is very quiet with no noise at all when its running. So maybe as you say a valve lifter, plenty of oil according to the dipstick. I...

Thanks for that, but pardon my ignorance what is vanos and what does it do and what is involved with the repair? the rattle is only now and then not everytime you start up. Geoff.

Hi folks, I have been around a while now on my third range rover, I know glutton for punishment! but I have never had any serious issues before. I have a rattle on start up from my range rover l322 04 reg with 83k on the clock been running on gas since late 04, I would guess cam chain tensioner...