http://www.angliacarauctions.co.uk/classic-auctions/saturday-5th-april-2014.aspx
No Affiliation - Just spotted it in the 5th April Sale at Anglia Car Auctions.
1975 BMW 3.0CSI
Originally a Park Lane BMW demonstrator, this CSi is complete with original stamped service book, handbooks and original warranty card along with a box folder of approximately £15,000 worth of restoration and service bills. The vendor believes that the car was fitted with CSL spoiler and city pack bumpers from new. MoT'd. Further details to follows.
ESTIMATE: £10,000 - 13,000