Hey guys...my set is a turbo 12a...with holley 600..2 msd 6a gt35 turbocharge..its works great but I hear so many people that saids me to lock the distribuitor....any sugestions to make this modification?...any pictures...any information....thanks....

 

Don't lock it. Instead limit its travel so it only advances 10 degrees. You have 0 degrees at idle and only 10 degrees at mid to high RPM in boost. Works great on mine and runs way better than fully locked.