UK car sector warns Britain needs custom union to help retain trade

By Costas Pitas LONDON (Reuters) - Britain needs to participate in the European Union's customs union to help retain trade, a car industry body warned on Tuesday after the government said that, post Brexit, it would no longer be a full member of Europe's tariff-free zone. The customs union is vital to Britain's auto sector as nearly 60 percent of the parts in an average British-assembled car are made abroad and some components travel to and from the continent several times in the manufacturing p