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.
Hydrocarbons (a component of exhaust gas) in the cooling system. Oil in the coolant, and coolant in the oil. If the cylinder head is warped badly enough, the coolant and oil will mix. This symptom is very rare, and only occurs in the most extreme case of a bad cylinder head gasket. Here are the two worst over heats I have seen.