The DC-8 lasted a lot longer in service than the 707 and that was largely because of the re-engining to create the Super 70s. They haven't got a lot of attention in 400 scale but in recent times I've picked up a few more and now own half of the 14 models released. Here's a look at the type in 400 scale:


Douglas DC-8-71/73 1:400 Scale Mould Review
A review of the moulds available in 1:400 scale die-casts for the Douglas DC-8 Super 70 Series
www.yesterdaysairlines.com
