iF THAT IS THE Case Techtonics sells a Adjustable Cam Sprocket for 100.00 and adjusts up to 8 Degrees. I also Made Alot of them im selling mine for 57.00 I made mine long time Before Techtonics Made theirs . Mine Goto 18 degrees . just Fyi. -- To subscribe or unsubscribe, send email to scirocco-L-request@privateI.com, with your request (subscribe, unsubscribe) in the BODY of the message.