Aug 15, 2016 #1 R reddishdsb Well-Known Member Joined Jul 15, 2006 Messages 244 Reaction score 14 anybody know what might be normal exhaust manifold temps on stock 318.
Aug 15, 2016 #2 69_340_GTS Well-Known Member Joined Jul 11, 2014 Messages 5,110 Reaction score 5,725 Location Torrington, CT 1000°F would not be unusual during prolonged operation at high speed. If running too lean it could be much hotter.
1000°F would not be unusual during prolonged operation at high speed. If running too lean it could be much hotter.