Well, most of the question is in the title, would the rear silencer of the Cinq Sporting just fit straight onto a Sei Sporting?

nope, tried it with an R reg cinq zorst on a T reg Sei. Well different.

Pete.
1242cc cinq,turbo cinq,Cinqs&Seis Yahoo group,Clubcento

thats a pity theres a couple goin cheap on ebay at the mo ah well, cheers for the info