1 The Tri-State Tornado lasted for 3 1/2 hours, starting down at 1:01pm 3 miles NNW of Ellington, MS and dissipating at 4:30pm 3 miles SW of Petersburg, IN. 2  Average forward speed of this tornado was 62 miles-per-hour with a record setting speed of 73 miles-per-hour at one point.
The side effects of a blown head gasket include oil and coolant mixing, poor performance, and smoking. This is a serious issue which can quickly lead to catastrophic engine failure. The side effects of a blown head gasket include oil and coolant mixing, poor performance, and smoking.
When there is coolant contamination present in the oil it usually means the head gasket is blown. During the presence of a coolant leak, the cooling system drops in pressure, which causes the engine to overheat.Another cause of a leak could be due to a damaged intake manifold gasket.