Bridgestone Recalls 500,000 Valve Cores

Bridgestone is to recall some 500,000 tyre valve cores used in its tyres due to a pressure leak problem. The manufacturer reports that it has informed the Japanese Ministry of Land Infrastructure of its plans to recall the valve cores which were made by Asahi Metal, and produced between October 2004 and May 2005.Bridgestone said it has received reports of 20 cases of malfunction in Japan relating to the valve cores but no accidents. The affected tyres are only said to be available in Japan.