Wossner forged pistons do Calibra turbo ones and Zetec turbo (Zetec E up to 1998 from Mondeo, Focus, Fiesta mk3 etc) c/r 8.5:1 difference is Calibra ones are available in slightly different bore sizes JTM can do them for £499 delivered with pins and rings which I think is cheap!
http://www.woessner-kolben.de/english/indexenglish.html http://www.woessner-kolben.de/englis...r-kat-auto.pdf
www.jtechmotorsport.co.uk though don't think the site is working properly
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