The 11 inch booster is original on the chevelle but will interfear with tall valve covers if you are running a big block. not sure if the 9 inch will clear or not. I know the small aftermarket styles will give you plenty of room.
Thanks, Dan Solomon -----Original Message----- From: [EMAIL PROTECTED] Date: Sat, 06 Oct 2007 10:03:31 To:Chevelle-list@chevelles.net (BOBBY) Subject: [Chevelle-list] Brake conversion Iam getting ready to order my parts for a front end disc brake conversion. The place iam ordering from offers a 9 or 11 inch booster. which one do i need for my 70?. what sre the advantages of one over the other. Thank You Bob.
