Strips of black decal material were trimmed to fit and placed atop the grey divider down the center of the nacelle grills as well as the strips down the middle of the aft ends of the nacelles. After brushing with Solvaset and drying the decals were then coated with Future clear acrylic gloss for permanent protection:

[ATTACH=full]86632[/ATTACH]

USS Enterprise E - Nemesis-WIP - Nacelle Striping by Steve J, on Flickr