Ally bonnet marks or part number?

[DannyR]

Taken the bonnet off of the Clio I'm break today (X Reg) and it felt very light, I swear it was a lot lighter than my one. Is there any way to definitely tell.

What does an Alluminium one weigh?

 

[Snails]

Get a magnet?? Aluminium isn't magnetic.

 

[DannyR]

Ooo good idea!

 

[cliosportap]

the difference is more than twice