So in my 13.0 to 1 aluminum headed smallblock I was going to try some C-12, or would somthing else be better like C-14 or C-16?, been running Citgo 110 (same as Cam2 purple) and will be looking for a dealer also for the VP in central Oh.

Light travels faster than the speed of sound,,,this is why some people seem bright untill you hear them speak.