Your dash will be plastic Craig, I would very gently warm the area with a heat gun and then try the fishing line behind it.
Naa, its painted marine ply, seen 'em in the paint shop, that's why they match the body colour
Try MDF! The ply dashes are the base for the veneered ones.
There’s a bit of a pattern staring to emerge of you correcting other posts. As you’re neither an engineer or an authority I don’t know what to believe. 🤔🤷♂️😉