ORIGINAL: magnat
Looks good.
Not Sure you will fit them under the Wheel arches
Give it a go and see..
They will fit. I did something bigger then that and it fits.
[:-P]
It's 63mm outside diameter pipe. Don't know if ABS or PVC. It's so big I had to add extra cardboard to fill the empty space. The chassis is a no name replica, a bit heavy but it's going well.
COX.