Quote Originally Posted by JeepsAndGuns View Post
Not to highjack the thread. But next question is why would you want to install the msd box? Looks like its simply going inbetween the coil and the stock harness, so whats it really doing? Seems like simply adding un needed parts that could fail or make problems.
Why not? It gives you multiple sparks below 3,000 rpm. If it does fry and let the smoke out somehow, you simply unplug the connector harness and put the connectors back together with the OEM system. The make a plug n play harness for the GM dual connector coil.