Source for rubber grommet ign cable trough manifiold

hello everybody

i`m in need of this NLA grommet (part# 99970307650)....does anyone have a source for those or have a (very) good alternative.

thanks
franz

I would certainly donate one to the cause in order to have them reproduced.

I would think someone is already on this project?

Try this https://www.partsklassik.com/p-1478-...e-grommet.aspx

thanks much....