The bearing shells and pistons were made by Mahle. http;//www.isham- research.freeserve.co.uk/quattro/mahle.html -- Phil Payne, Isham Research 21 Bramwell Court, Sheffield S3 7PR http://www.isham-research.freeserve.co.uk Phone/SMS: +44 7785 302803 Fax: +44 7785 309674