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.
Air bubbles in your vehicle's radiator are another clear sign of a blown gasket. If your head gasket has sprung a leak, air bubbles are liable to find their way into your radiator. In order to confirm the presence of air bubbles, carefully remove your radiator cap, then give your vehicle's engine ample time to warm up.ontaminated Oil. One surefire sign of a blown head gasket is contaminated oil, which is a direct result of a head gasket that has sprung a leak. To check for this problem, carefully inspect your vehicle's oil cap.