I'll investigate further at the weekend and post back my findings

So would taking out the pinion wheel gear thingy and fitting a blanking plate 'cure' my fault ?

Thanks for your replies. Yes, the prop came with the car. It was running fine before I fitted the prop, no noises or anything.

Thank you :)

Sorry if this post is in the wrong section btw

Hi all, I've got an 03 TD4 auto. When I bought it a year ago the prop had been removed to 'improve fuel economy', I took that with a pinch of salt and suspected knackered carriers. I wasn't too bothered so I bought it anyway. It's always run like a dream but I thought I'd fit the prop what with...

the boot should be big enough to store the spare alfa gearbox in too, cos it WILL need one at some point