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 coolantmixing, poor performance, and smoking.
A blown head-gasket means that the gasket between the engine and the head has blown. Either can be caused by overheating the engine. When an engine overheats the head can warp causing the head-gasket to give out.In some engines the heat cracks the block. If the block is cracked, it's over.n an extreme case, when an engine overheats the head and/or engine block can crack. But in any case, all are caused by an overheated engine.     To prevent engine overheating, inspect belts and hoses whenever you purchase fuel.