MSD mechanical dizzy

Don @ FBO sells 10* and 14* advance bushing for MSD distributors exactly for this reason...because MSD doesnt supply them. Give him a buzz, he may have a 12*...not sure.

www.4secondsflat.com

Here's a link to Don's tech page regarding this very issue...good luck:
http://www.4secondsflat.com/MSD%20Distributor%20Tuning.htm