Originally Posted by VITC_GTX
Good points guys. Thanks.


Live and learn ....

I did it with open headers for cam break in back about 1980 , luckily nothing bad happened. Broke in a 440 about 2014 with headers and mufflers, cam started going flat about 5 mins in , if I had open headers we would have never heard the strange tick fan


running up my post count some more .