LT1 | LT4 | L99 Engine Tech
Hey all, long time lurker, first time poster here hoping for some help diagnosing my LT1.
I have a heavily modified 1996 LT1 Firebird Formula that I purchased 2 years ago; relevant to this issue is an MSD 83811 optispark, a MSD controller box, and a MSD ignition coil. Recently I had noticed...